306049580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{209623}}^1$

素因数の和:209705

約数の個数: 24

約数和(自身を含む): 651511392

約数和(自身を除く): 345461812

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 209623, 419246, 838492, 1048115, 2096230, 4192460, 15302479, 30604958, 61209916, 76512395, 153024790, 306049580]

約数ペア:

[(1, 306049580), (2, 153024790), (4, 76512395), (5, 61209916), (10, 30604958), (20, 15302479), (73, 4192460), (146, 2096230), (292, 1048115), (365, 838492), (730, 419246), (1460, 209623)]