11294420

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{881}}^1$

素因数の和:1531

約数の個数: 24

約数和(自身を含む): 23782248

約数和(自身を除く): 12487828

約数列:

[1, 2, 4, 5, 10, 20, 641, 881, 1282, 1762, 2564, 3205, 3524, 4405, 6410, 8810, 12820, 17620, 564721, 1129442, 2258884, 2823605, 5647210, 11294420]

約数ペア:

[(1, 11294420), (2, 5647210), (4, 2823605), (5, 2258884), (10, 1129442), (20, 564721), (641, 17620), (881, 12820), (1282, 8810), (1762, 6410), (2564, 4405), (3205, 3524)]