1572580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 3359160

約数和(自身を除く): 1786580

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1289, 2578, 5156, 6445, 12890, 25780, 78629, 157258, 314516, 393145, 786290, 1572580]

約数ペア:

[(1, 1572580), (2, 786290), (4, 393145), (5, 314516), (10, 157258), (20, 78629), (61, 25780), (122, 12890), (244, 6445), (305, 5156), (610, 2578), (1220, 1289)]