1261897060

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{201581}}^1$

素因数の和:201903

約数の個数: 24

約数和(自身を含む): 2658463416

約数和(自身を除く): 1396566356

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 3130, 6260, 201581, 403162, 806324, 1007905, 2015810, 4031620, 63094853, 126189706, 252379412, 315474265, 630948530, 1261897060]

約数ペア:

[(1, 1261897060), (2, 630948530), (4, 315474265), (5, 252379412), (10, 126189706), (20, 63094853), (313, 4031620), (626, 2015810), (1252, 1007905), (1565, 806324), (3130, 403162), (6260, 201581)]