88404140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1033}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 203243040

約数和(自身を除く): 114838900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1033, 1556, 1945, 2066, 3890, 4132, 4279, 5165, 7780, 8558, 10330, 11363, 17116, 20660, 21395, 22726, 42790, 45452, 56815, 85580, 113630, 227260, 401837, 803674, 1607348, 2009185, 4018370, 4420207, 8036740, 8840414, 17680828, 22101035, 44202070, 88404140]

約数ペア:

[(1, 88404140), (2, 44202070), (4, 22101035), (5, 17680828), (10, 8840414), (11, 8036740), (20, 4420207), (22, 4018370), (44, 2009185), (55, 1607348), (110, 803674), (220, 401837), (389, 227260), (778, 113630), (1033, 85580), (1556, 56815), (1945, 45452), (2066, 42790), (3890, 22726), (4132, 21395), (4279, 20660), (5165, 17116), (7780, 11363), (8558, 10330)]