713772580

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{239521}}^1$

素因数の和:239679

約数の個数: 24

約数和(自身を含む): 1508988600

約数和(自身を除く): 795216020

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 239521, 479042, 958084, 1197605, 2395210, 4790420, 35688629, 71377258, 142754516, 178443145, 356886290, 713772580]

約数ペア:

[(1, 713772580), (2, 356886290), (4, 178443145), (5, 142754516), (10, 71377258), (20, 35688629), (149, 4790420), (298, 2395210), (596, 1197605), (745, 958084), (1490, 479042), (2980, 239521)]