89986840

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{3323}}^1$

素因数の和:4011

約数の個数: 32

約数和(自身を含む): 202830480

約数和(自身を除く): 112843640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3323, 3385, 5416, 6646, 6770, 13292, 13540, 16615, 26584, 27080, 33230, 66460, 132920, 2249671, 4499342, 8998684, 11248355, 17997368, 22496710, 44993420, 89986840]

約数ペア:

[(1, 89986840), (2, 44993420), (4, 22496710), (5, 17997368), (8, 11248355), (10, 8998684), (20, 4499342), (40, 2249671), (677, 132920), (1354, 66460), (2708, 33230), (3323, 27080), (3385, 26584), (5416, 16615), (6646, 13540), (6770, 13292)]