3640874840

素因数分解:

$2^3\times 5^1\times {\mathrm{13669}}^1\times {\mathrm{6659}}^1$

素因数の和:20339

約数の個数: 32

約数和(自身を含む): 8193798000

約数和(自身を除く): 4552923160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6659, 13318, 13669, 26636, 27338, 33295, 53272, 54676, 66590, 68345, 109352, 133180, 136690, 266360, 273380, 546760, 91021871, 182043742, 364087484, 455109355, 728174968, 910218710, 1820437420, 3640874840]

約数ペア:

[(1, 3640874840), (2, 1820437420), (4, 910218710), (5, 728174968), (8, 455109355), (10, 364087484), (20, 182043742), (40, 91021871), (6659, 546760), (13318, 273380), (13669, 266360), (26636, 136690), (27338, 133180), (33295, 109352), (53272, 68345), (54676, 66590)]