405909430

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{990023}}^1$

素因数の和:990071

約数の個数: 16

約数和(自身を含む): 748458144

約数和(自身を除く): 342548714

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 990023, 1980046, 4950115, 9900230, 40590943, 81181886, 202954715, 405909430]

約数ペア:

[(1, 405909430), (2, 202954715), (5, 81181886), (10, 40590943), (41, 9900230), (82, 4950115), (205, 1980046), (410, 990023)]