209580590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{4583}}^1$

素因数の和:4876

約数の個数: 32

約数和(自身を含む): 401008320

約数和(自身を除く): 191427730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 269, 538, 1345, 2690, 4573, 4583, 9146, 9166, 22865, 22915, 45730, 45830, 77911, 155822, 389555, 779110, 1232827, 2465654, 6164135, 12328270, 20958059, 41916118, 104790295, 209580590]

約数ペア:

[(1, 209580590), (2, 104790295), (5, 41916118), (10, 20958059), (17, 12328270), (34, 6164135), (85, 2465654), (170, 1232827), (269, 779110), (538, 389555), (1345, 155822), (2690, 77911), (4573, 45830), (4583, 45730), (9146, 22915), (9166, 22865)]