2220407830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{28573}}^1$

素因数の和:29008

約数の個数: 32

約数和(自身を含む): 4217522400

約数和(自身を除く): 1997114570

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409, 818, 2045, 4090, 7771, 15542, 28573, 38855, 57146, 77710, 142865, 285730, 542887, 1085774, 2714435, 5428870, 11686357, 23372714, 58431785, 116863570, 222040783, 444081566, 1110203915, 2220407830]

約数ペア:

[(1, 2220407830), (2, 1110203915), (5, 444081566), (10, 222040783), (19, 116863570), (38, 58431785), (95, 23372714), (190, 11686357), (409, 5428870), (818, 2714435), (2045, 1085774), (4090, 542887), (7771, 285730), (15542, 142865), (28573, 77710), (38855, 57146)]