426014020

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{68491}}^1$

素因数の和:68811

約数の個数: 24

約数和(自身を含む): 897519168

約数和(自身を除く): 471505148

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 68491, 136982, 273964, 342455, 684910, 1369820, 21300701, 42601402, 85202804, 106503505, 213007010, 426014020]

約数ペア:

[(1, 426014020), (2, 213007010), (4, 106503505), (5, 85202804), (10, 42601402), (20, 21300701), (311, 1369820), (622, 684910), (1244, 342455), (1555, 273964), (3110, 136982), (6220, 68491)]