20125507830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21640331}}^1$

素因数の和:21640372

約数の個数: 32

約数和(自身を含む): 49859324928

約数和(自身を除く): 29733817098

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 21640331, 43280662, 64920993, 108201655, 129841986, 216403310, 324604965, 649209930, 670850261, 1341700522, 2012550783, 3354251305, 4025101566, 6708502610, 10062753915, 20125507830]

約数ペア:

[(1, 20125507830), (2, 10062753915), (3, 6708502610), (5, 4025101566), (6, 3354251305), (10, 2012550783), (15, 1341700522), (30, 670850261), (31, 649209930), (62, 324604965), (93, 216403310), (155, 129841986), (186, 108201655), (310, 64920993), (465, 43280662), (930, 21640331)]