4237640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9631}}^1$

素因数の和:9653

約数の個数: 32

約数和(自身を含む): 10402560

約数和(自身を除く): 6164920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 9631, 19262, 38524, 48155, 77048, 96310, 105941, 192620, 211882, 385240, 423764, 529705, 847528, 1059410, 2118820, 4237640]

約数ペア:

[(1, 4237640), (2, 2118820), (4, 1059410), (5, 847528), (8, 529705), (10, 423764), (11, 385240), (20, 211882), (22, 192620), (40, 105941), (44, 96310), (55, 77048), (88, 48155), (110, 38524), (220, 19262), (440, 9631)]