31318540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{142357}}^1$

素因数の和:142377

約数の個数: 24

約数和(自身を含む): 71748432

約数和(自身を除く): 40429892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 142357, 284714, 569428, 711785, 1423570, 1565927, 2847140, 3131854, 6263708, 7829635, 15659270, 31318540]

約数ペア:

[(1, 31318540), (2, 15659270), (4, 7829635), (5, 6263708), (10, 3131854), (11, 2847140), (20, 1565927), (22, 1423570), (44, 711785), (55, 569428), (110, 284714), (220, 142357)]