39834040

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6343}}^1$

素因数の和:6511

約数の個数: 32

約数和(自身を含む): 90211680

約数和(自身を除く): 50377640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 6343, 12686, 25372, 31715, 50744, 63430, 126860, 253720, 995851, 1991702, 3983404, 4979255, 7966808, 9958510, 19917020, 39834040]

約数ペア:

[(1, 39834040), (2, 19917020), (4, 9958510), (5, 7966808), (8, 4979255), (10, 3983404), (20, 1991702), (40, 995851), (157, 253720), (314, 126860), (628, 63430), (785, 50744), (1256, 31715), (1570, 25372), (3140, 12686), (6280, 6343)]