67612780

素因数分解:

$2^2\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{2141}}^1$

素因数の和:3729

約数の個数: 24

約数和(自身を含む): 142143120

約数和(自身を除く): 74530340

約数列:

[1, 2, 4, 5, 10, 20, 1579, 2141, 3158, 4282, 6316, 7895, 8564, 10705, 15790, 21410, 31580, 42820, 3380639, 6761278, 13522556, 16903195, 33806390, 67612780]

約数ペア:

[(1, 67612780), (2, 33806390), (4, 16903195), (5, 13522556), (10, 6761278), (20, 3380639), (1579, 42820), (2141, 31580), (3158, 21410), (4282, 15790), (6316, 10705), (7895, 8564)]