56677220

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4421}}^1$

素因数の和:5071

約数の個数: 24

約数和(自身を含む): 119234808

約数和(自身を除く): 62557588

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 4421, 6410, 8842, 12820, 17684, 22105, 44210, 88420, 2833861, 5667722, 11335444, 14169305, 28338610, 56677220]

約数ペア:

[(1, 56677220), (2, 28338610), (4, 14169305), (5, 11335444), (10, 5667722), (20, 2833861), (641, 88420), (1282, 44210), (2564, 22105), (3205, 17684), (4421, 12820), (6410, 8842)]