22452820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{86357}}^1$

素因数の和:86379

約数の個数: 24

約数和(自身を含む): 50778504

約数和(自身を除く): 28325684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 86357, 172714, 345428, 431785, 863570, 1122641, 1727140, 2245282, 4490564, 5613205, 11226410, 22452820]

約数ペア:

[(1, 22452820), (2, 11226410), (4, 5613205), (5, 4490564), (10, 2245282), (13, 1727140), (20, 1122641), (26, 863570), (52, 431785), (65, 345428), (130, 172714), (260, 86357)]