8407230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21557}}^1$

素因数の和:21580

約数の個数: 32

約数和(自身を含む): 21730464

約数和(自身を除く): 13323234

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21557, 43114, 64671, 107785, 129342, 215570, 280241, 323355, 560482, 646710, 840723, 1401205, 1681446, 2802410, 4203615, 8407230]

約数ペア:

[(1, 8407230), (2, 4203615), (3, 2802410), (5, 1681446), (6, 1401205), (10, 840723), (13, 646710), (15, 560482), (26, 323355), (30, 280241), (39, 215570), (65, 129342), (78, 107785), (130, 64671), (195, 43114), (390, 21557)]