86638040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{40867}}^1$

素因数の和:40931

約数の個数: 32

約数和(自身を含む): 198618480

約数和(自身を除く): 111980440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 40867, 81734, 163468, 204335, 326936, 408670, 817340, 1634680, 2165951, 4331902, 8663804, 10829755, 17327608, 21659510, 43319020, 86638040]

約数ペア:

[(1, 86638040), (2, 43319020), (4, 21659510), (5, 17327608), (8, 10829755), (10, 8663804), (20, 4331902), (40, 2165951), (53, 1634680), (106, 817340), (212, 408670), (265, 326936), (424, 204335), (530, 163468), (1060, 81734), (2120, 40867)]