20524170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 52669440

約数和(自身を除く): 32145270

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 761, 870, 899, 930, 1522, 1798, 2283, 2697, 3805, 4495, 4566, 5394, 7610, 8990, 11415, 13485, 22069, 22830, 23591, 26970, 44138, 47182, 66207, 70773, 110345, 117955, 132414, 141546, 220690, 235910, 331035, 353865, 662070, 684139, 707730, 1368278, 2052417, 3420695, 4104834, 6841390, 10262085, 20524170]

約数ペア:

[(1, 20524170), (2, 10262085), (3, 6841390), (5, 4104834), (6, 3420695), (10, 2052417), (15, 1368278), (29, 707730), (30, 684139), (31, 662070), (58, 353865), (62, 331035), (87, 235910), (93, 220690), (145, 141546), (155, 132414), (174, 117955), (186, 110345), (290, 70773), (310, 66207), (435, 47182), (465, 44138), (761, 26970), (870, 23591), (899, 22830), (930, 22069), (1522, 13485), (1798, 11415), (2283, 8990), (2697, 7610), (3805, 5394), (4495, 4566)]