20123258340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{3877}}^1$

素因数の和:4094

約数の個数: 192

約数和(自身を含む): 61762579200

約数和(自身を除く): 41639320860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 157, 174, 190, 228, 285, 290, 314, 348, 380, 435, 471, 551, 570, 580, 628, 785, 870, 942, 1102, 1140, 1570, 1653, 1740, 1884, 2204, 2355, 2755, 2983, 3140, 3306, 3877, 4553, 4710, 5510, 5966, 6612, 7754, 8265, 8949, 9106, 9420, 11020, 11631, 11932, 13659, 14915, 15508, 16530, 17898, 18212, 19385, 22765, 23262, 27318, 29830, 33060, 35796, 38770, 44745, 45530, 46524, 54636, 58155, 59660, 68295, 73663, 77540, 86507, 89490, 91060, 112433, 116310, 136590, 147326, 173014, 178980, 220989, 224866, 232620, 259521, 273180, 294652, 337299, 346028, 368315, 432535, 441978, 449732, 519042, 562165, 608689, 674598, 736630, 865070, 883956, 1038084, 1104945, 1124330, 1217378, 1297605, 1349196, 1473260, 1686495, 1730140, 1826067, 2136227, 2209890, 2248660, 2434756, 2595210, 3043445, 3372990, 3652134, 4272454, 4419780, 5190420, 6086890, 6408681, 6745980, 7304268, 8544908, 9130335, 10681135, 11565091, 12173780, 12817362, 17651981, 18260670, 21362270, 23130182, 25634724, 32043405, 34695273, 35303962, 36521340, 42724540, 46260364, 52955943, 57825455, 64086810, 69390546, 70607924, 88259905, 105911886, 115650910, 128173620, 138781092, 173476365, 176519810, 211823772, 231301820, 264779715, 335387639, 346952730, 353039620, 529559430, 670775278, 693905460, 1006162917, 1059118860, 1341550556, 1676938195, 2012325834, 3353876390, 4024651668, 5030814585, 6707752780, 10061629170, 20123258340]

約数ペア:

[(1, 20123258340), (2, 10061629170), (3, 6707752780), (4, 5030814585), (5, 4024651668), (6, 3353876390), (10, 2012325834), (12, 1676938195), (15, 1341550556), (19, 1059118860), (20, 1006162917), (29, 693905460), (30, 670775278), (38, 529559430), (57, 353039620), (58, 346952730), (60, 335387639), (76, 264779715), (87, 231301820), (95, 211823772), (114, 176519810), (116, 173476365), (145, 138781092), (157, 128173620), (174, 115650910), (190, 105911886), (228, 88259905), (285, 70607924), (290, 69390546), (314, 64086810), (348, 57825455), (380, 52955943), (435, 46260364), (471, 42724540), (551, 36521340), (570, 35303962), (580, 34695273), (628, 32043405), (785, 25634724), (870, 23130182), (942, 21362270), (1102, 18260670), (1140, 17651981), (1570, 12817362), (1653, 12173780), (1740, 11565091), (1884, 10681135), (2204, 9130335), (2355, 8544908), (2755, 7304268), (2983, 6745980), (3140, 6408681), (3306, 6086890), (3877, 5190420), (4553, 4419780), (4710, 4272454), (5510, 3652134), (5966, 3372990), (6612, 3043445), (7754, 2595210), (8265, 2434756), (8949, 2248660), (9106, 2209890), (9420, 2136227), (11020, 1826067), (11631, 1730140), (11932, 1686495), (13659, 1473260), (14915, 1349196), (15508, 1297605), (16530, 1217378), (17898, 1124330), (18212, 1104945), (19385, 1038084), (22765, 883956), (23262, 865070), (27318, 736630), (29830, 674598), (33060, 608689), (35796, 562165), (38770, 519042), (44745, 449732), (45530, 441978), (46524, 432535), (54636, 368315), (58155, 346028), (59660, 337299), (68295, 294652), (73663, 273180), (77540, 259521), (86507, 232620), (89490, 224866), (91060, 220989), (112433, 178980), (116310, 173014), (136590, 147326)]