401431660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{66683}}^1$

素因数の和:66742

約数の個数: 48

約数和(自身を含む): 985856256

約数和(自身を除く): 584424596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 66683, 133366, 266732, 333415, 466781, 666830, 933562, 1333660, 1867124, 2333905, 2867369, 4667810, 5734738, 9335620, 11469476, 14336845, 20071583, 28673690, 40143166, 57347380, 80286332, 100357915, 200715830, 401431660]

約数ペア:

[(1, 401431660), (2, 200715830), (4, 100357915), (5, 80286332), (7, 57347380), (10, 40143166), (14, 28673690), (20, 20071583), (28, 14336845), (35, 11469476), (43, 9335620), (70, 5734738), (86, 4667810), (140, 2867369), (172, 2333905), (215, 1867124), (301, 1333660), (430, 933562), (602, 666830), (860, 466781), (1204, 333415), (1505, 266732), (3010, 133366), (6020, 66683)]