221592920

素因数分解:

$2^3\times 5^1\times {\mathrm{1459}}^1\times {\mathrm{3797}}^1$

素因数の和:5267

約数の個数: 32

約数和(自身を含む): 499057200

約数和(自身を除く): 277464280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1459, 2918, 3797, 5836, 7295, 7594, 11672, 14590, 15188, 18985, 29180, 30376, 37970, 58360, 75940, 151880, 5539823, 11079646, 22159292, 27699115, 44318584, 55398230, 110796460, 221592920]

約数ペア:

[(1, 221592920), (2, 110796460), (4, 55398230), (5, 44318584), (8, 27699115), (10, 22159292), (20, 11079646), (40, 5539823), (1459, 151880), (2918, 75940), (3797, 58360), (5836, 37970), (7295, 30376), (7594, 29180), (11672, 18985), (14590, 15188)]