1959128080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8681}}^1$

素因数の和:8745

約数の個数: 160

約数和(自身を含む): 5787629568

約数和(自身を除く): 3828501488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 1040, 1085, 1240, 1456, 1612, 1736, 1820, 2015, 2170, 2480, 2821, 3224, 3472, 3640, 4030, 4340, 5642, 6448, 7280, 8060, 8680, 8681, 11284, 14105, 16120, 17360, 17362, 22568, 28210, 32240, 34724, 43405, 45136, 56420, 60767, 69448, 86810, 112840, 112853, 121534, 138896, 173620, 225680, 225706, 243068, 269111, 303835, 347240, 451412, 486136, 538222, 564265, 607670, 694480, 789971, 902824, 972272, 1076444, 1128530, 1215340, 1345555, 1579942, 1805648, 1883777, 2152888, 2257060, 2430680, 2691110, 3159884, 3498443, 3767554, 3949855, 4305776, 4514120, 4861360, 5382220, 6319768, 6996886, 7535108, 7899710, 9028240, 9418885, 10764440, 12639536, 13993772, 15070216, 15799420, 17492215, 18837770, 21528880, 24489101, 27987544, 30140432, 31598840, 34984430, 37675540, 48978202, 55975088, 63197680, 69968860, 75351080, 97956404, 122445505, 139937720, 150702160, 195912808, 244891010, 279875440, 391825616, 489782020, 979564040, 1959128080]

約数ペア:

[(1, 1959128080), (2, 979564040), (4, 489782020), (5, 391825616), (7, 279875440), (8, 244891010), (10, 195912808), (13, 150702160), (14, 139937720), (16, 122445505), (20, 97956404), (26, 75351080), (28, 69968860), (31, 63197680), (35, 55975088), (40, 48978202), (52, 37675540), (56, 34984430), (62, 31598840), (65, 30140432), (70, 27987544), (80, 24489101), (91, 21528880), (104, 18837770), (112, 17492215), (124, 15799420), (130, 15070216), (140, 13993772), (155, 12639536), (182, 10764440), (208, 9418885), (217, 9028240), (248, 7899710), (260, 7535108), (280, 6996886), (310, 6319768), (364, 5382220), (403, 4861360), (434, 4514120), (455, 4305776), (496, 3949855), (520, 3767554), (560, 3498443), (620, 3159884), (728, 2691110), (806, 2430680), (868, 2257060), (910, 2152888), (1040, 1883777), (1085, 1805648), (1240, 1579942), (1456, 1345555), (1612, 1215340), (1736, 1128530), (1820, 1076444), (2015, 972272), (2170, 902824), (2480, 789971), (2821, 694480), (3224, 607670), (3472, 564265), (3640, 538222), (4030, 486136), (4340, 451412), (5642, 347240), (6448, 303835), (7280, 269111), (8060, 243068), (8680, 225706), (8681, 225680), (11284, 173620), (14105, 138896), (16120, 121534), (17360, 112853), (17362, 112840), (22568, 86810), (28210, 69448), (32240, 60767), (34724, 56420), (43405, 45136)]