645142580

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{546731}}^1$

素因数の和:546799

約数の個数: 24

約数和(自身を含む): 1377764640

約数和(自身を除く): 732622060

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 546731, 1093462, 2186924, 2733655, 5467310, 10934620, 32257129, 64514258, 129028516, 161285645, 322571290, 645142580]

約数ペア:

[(1, 645142580), (2, 322571290), (4, 161285645), (5, 129028516), (10, 64514258), (20, 32257129), (59, 10934620), (118, 5467310), (236, 2733655), (295, 2186924), (590, 1093462), (1180, 546731)]