22588840

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{881}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 50961960

約数和(自身を除く): 28373120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 881, 1282, 1762, 2564, 3205, 3524, 4405, 5128, 6410, 7048, 8810, 12820, 17620, 25640, 35240, 564721, 1129442, 2258884, 2823605, 4517768, 5647210, 11294420, 22588840]

約数ペア:

[(1, 22588840), (2, 11294420), (4, 5647210), (5, 4517768), (8, 2823605), (10, 2258884), (20, 1129442), (40, 564721), (641, 35240), (881, 25640), (1282, 17620), (1762, 12820), (2564, 8810), (3205, 7048), (3524, 6410), (4405, 5128)]