38723960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 104509440

約数和(自身を除く): 65785480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 85, 88, 110, 124, 136, 155, 167, 170, 187, 220, 248, 310, 334, 340, 341, 374, 440, 527, 620, 668, 680, 682, 748, 835, 935, 1054, 1240, 1336, 1364, 1496, 1670, 1705, 1837, 1870, 2108, 2635, 2728, 2839, 3340, 3410, 3674, 3740, 4216, 5177, 5270, 5678, 5797, 6680, 6820, 7348, 7480, 9185, 10354, 10540, 11356, 11594, 13640, 14195, 14696, 18370, 20708, 21080, 22712, 23188, 25885, 28390, 28985, 31229, 36740, 41416, 46376, 51770, 56780, 56947, 57970, 62458, 73480, 88009, 103540, 113560, 113894, 115940, 124916, 156145, 176018, 207080, 227788, 231880, 249832, 284735, 312290, 352036, 440045, 455576, 569470, 624580, 704072, 880090, 968099, 1138940, 1249160, 1760180, 1936198, 2277880, 3520360, 3872396, 4840495, 7744792, 9680990, 19361980, 38723960]

約数ペア:

[(1, 38723960), (2, 19361980), (4, 9680990), (5, 7744792), (8, 4840495), (10, 3872396), (11, 3520360), (17, 2277880), (20, 1936198), (22, 1760180), (31, 1249160), (34, 1138940), (40, 968099), (44, 880090), (55, 704072), (62, 624580), (68, 569470), (85, 455576), (88, 440045), (110, 352036), (124, 312290), (136, 284735), (155, 249832), (167, 231880), (170, 227788), (187, 207080), (220, 176018), (248, 156145), (310, 124916), (334, 115940), (340, 113894), (341, 113560), (374, 103540), (440, 88009), (527, 73480), (620, 62458), (668, 57970), (680, 56947), (682, 56780), (748, 51770), (835, 46376), (935, 41416), (1054, 36740), (1240, 31229), (1336, 28985), (1364, 28390), (1496, 25885), (1670, 23188), (1705, 22712), (1837, 21080), (1870, 20708), (2108, 18370), (2635, 14696), (2728, 14195), (2839, 13640), (3340, 11594), (3410, 11356), (3674, 10540), (3740, 10354), (4216, 9185), (5177, 7480), (5270, 7348), (5678, 6820), (5797, 6680)]