1308844040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4674443}}^1$

素因数の和:4674461

約数の個数: 32

約数和(自身を含む): 3365599680

約数和(自身を除く): 2056755640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4674443, 9348886, 18697772, 23372215, 32721101, 37395544, 46744430, 65442202, 93488860, 130884404, 163605505, 186977720, 261768808, 327211010, 654422020, 1308844040]

約数ペア:

[(1, 1308844040), (2, 654422020), (4, 327211010), (5, 261768808), (7, 186977720), (8, 163605505), (10, 130884404), (14, 93488860), (20, 65442202), (28, 46744430), (35, 37395544), (40, 32721101), (56, 23372215), (70, 18697772), (140, 9348886), (280, 4674443)]