870118870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{11197}}^1$

素因数の和:11632

約数の個数: 32

約数和(自身を含む): 1652824800

約数和(自身を除く): 782705930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409, 818, 2045, 4090, 7771, 11197, 15542, 22394, 38855, 55985, 77710, 111970, 212743, 425486, 1063715, 2127430, 4579573, 9159146, 22897865, 45795730, 87011887, 174023774, 435059435, 870118870]

約数ペア:

[(1, 870118870), (2, 435059435), (5, 174023774), (10, 87011887), (19, 45795730), (38, 22897865), (95, 9159146), (190, 4579573), (409, 2127430), (818, 1063715), (2045, 425486), (4090, 212743), (7771, 111970), (11197, 77710), (15542, 55985), (22394, 38855)]