2005058890

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{446561}}^1$

素因数の和:447017

約数の個数: 16

約数和(自身を含む): 3617152200

約数和(自身を除く): 1612093310

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 446561, 893122, 2232805, 4465610, 200505889, 401011778, 1002529445, 2005058890]

約数ペア:

[(1, 2005058890), (2, 1002529445), (5, 401011778), (10, 200505889), (449, 4465610), (898, 2232805), (2245, 893122), (4490, 446561)]