1968934660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9613}}^1$

素因数の和:9666

約数の個数: 144

約数和(自身を含む): 5523819840

約数和(自身を除く): 3554885180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 209, 220, 245, 266, 308, 380, 385, 418, 490, 532, 539, 665, 770, 836, 931, 980, 1045, 1078, 1330, 1463, 1540, 1862, 2090, 2156, 2660, 2695, 2926, 3724, 4180, 4655, 5390, 5852, 7315, 9310, 9613, 10241, 10780, 14630, 18620, 19226, 20482, 29260, 38452, 40964, 48065, 51205, 67291, 96130, 102410, 105743, 134582, 182647, 192260, 204820, 211486, 269164, 336455, 365294, 422972, 471037, 528715, 672910, 730588, 740201, 913235, 942074, 1057430, 1278529, 1345820, 1480402, 1826470, 1884148, 2009117, 2114860, 2355185, 2557058, 2960804, 3652940, 3701005, 4018234, 4710370, 5114116, 5181407, 6392645, 7402010, 8036468, 8949703, 9420740, 10045585, 10362814, 12785290, 14063819, 14804020, 17899406, 20091170, 20725628, 25570580, 25907035, 28127638, 35798812, 40182340, 44748515, 51814070, 56255276, 70319095, 89497030, 98446733, 103628140, 140638190, 178994060, 196893466, 281276380, 393786932, 492233665, 984467330, 1968934660]

約数ペア:

[(1, 1968934660), (2, 984467330), (4, 492233665), (5, 393786932), (7, 281276380), (10, 196893466), (11, 178994060), (14, 140638190), (19, 103628140), (20, 98446733), (22, 89497030), (28, 70319095), (35, 56255276), (38, 51814070), (44, 44748515), (49, 40182340), (55, 35798812), (70, 28127638), (76, 25907035), (77, 25570580), (95, 20725628), (98, 20091170), (110, 17899406), (133, 14804020), (140, 14063819), (154, 12785290), (190, 10362814), (196, 10045585), (209, 9420740), (220, 8949703), (245, 8036468), (266, 7402010), (308, 6392645), (380, 5181407), (385, 5114116), (418, 4710370), (490, 4018234), (532, 3701005), (539, 3652940), (665, 2960804), (770, 2557058), (836, 2355185), (931, 2114860), (980, 2009117), (1045, 1884148), (1078, 1826470), (1330, 1480402), (1463, 1345820), (1540, 1278529), (1862, 1057430), (2090, 942074), (2156, 913235), (2660, 740201), (2695, 730588), (2926, 672910), (3724, 528715), (4180, 471037), (4655, 422972), (5390, 365294), (5852, 336455), (7315, 269164), (9310, 211486), (9613, 204820), (10241, 192260), (10780, 182647), (14630, 134582), (18620, 105743), (19226, 102410), (20482, 96130), (29260, 67291), (38452, 51205), (40964, 48065)]