486399681640

素因数分解:

$2^3\times 5^1\times {\mathrm{47713}}^1\times {\mathrm{254857}}^1$

素因数の和:302581

約数の個数: 32

約数和(自身を含む): 1094426515080

約数和(自身を除く): 608026833440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47713, 95426, 190852, 238565, 254857, 381704, 477130, 509714, 954260, 1019428, 1274285, 1908520, 2038856, 2548570, 5097140, 10194280, 12159992041, 24319984082, 48639968164, 60799960205, 97279936328, 121599920410, 243199840820, 486399681640]

約数ペア:

[(1, 486399681640), (2, 243199840820), (4, 121599920410), (5, 97279936328), (8, 60799960205), (10, 48639968164), (20, 24319984082), (40, 12159992041), (47713, 10194280), (95426, 5097140), (190852, 2548570), (238565, 2038856), (254857, 1908520), (381704, 1274285), (477130, 1019428), (509714, 954260)]