102132440

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{12101}}^1$

素因数の和:12323

約数の個数: 32

約数和(自身を含む): 230906160

約数和(自身を除く): 128773720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 12101, 24202, 48404, 60505, 96808, 121010, 242020, 484040, 2553311, 5106622, 10213244, 12766555, 20426488, 25533110, 51066220, 102132440]

約数ペア:

[(1, 102132440), (2, 51066220), (4, 25533110), (5, 20426488), (8, 12766555), (10, 10213244), (20, 5106622), (40, 2553311), (211, 484040), (422, 242020), (844, 121010), (1055, 96808), (1688, 60505), (2110, 48404), (4220, 24202), (8440, 12101)]