70021556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{4091}}^1$

素因数の和:4495

約数の個数: 24

約数和(自身を含む): 134053920

約数和(自身を除く): 64032364

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1556, 4091, 4279, 8182, 8558, 16364, 17116, 45001, 90002, 180004, 1591399, 3182798, 6365596, 17505389, 35010778, 70021556]

約数ペア:

[(1, 70021556), (2, 35010778), (4, 17505389), (11, 6365596), (22, 3182798), (44, 1591399), (389, 180004), (778, 90002), (1556, 45001), (4091, 17116), (4279, 16364), (8182, 8558)]