307445818180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{252004769}}^1$

素因数の和:252004839

約数の個数: 24

約数和(自身を含む): 656220421080

約数和(自身を除く): 348774602900

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 252004769, 504009538, 1008019076, 1260023845, 2520047690, 5040095380, 15372290909, 30744581818, 61489163636, 76861454545, 153722909090, 307445818180]

約数ペア:

[(1, 307445818180), (2, 153722909090), (4, 76861454545), (5, 61489163636), (10, 30744581818), (20, 15372290909), (61, 5040095380), (122, 2520047690), (244, 1260023845), (305, 1008019076), (610, 504009538), (1220, 252004769)]