61305620

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{11311}}^1$

素因数の和:11591

約数の個数: 24

約数和(自身を含む): 129228288

約数和(自身を除く): 67922668

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 11311, 22622, 45244, 56555, 113110, 226220, 3065281, 6130562, 12261124, 15326405, 30652810, 61305620]

約数ペア:

[(1, 61305620), (2, 30652810), (4, 15326405), (5, 12261124), (10, 6130562), (20, 3065281), (271, 226220), (542, 113110), (1084, 56555), (1355, 45244), (2710, 22622), (5420, 11311)]