7155940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2957}}^1$

素因数の和:2988

約数の個数: 36

約数和(自身を含む): 16523388

約数和(自身を除く): 9367448

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 2957, 5914, 11828, 14785, 29570, 32527, 59140, 65054, 130108, 162635, 325270, 357797, 650540, 715594, 1431188, 1788985, 3577970, 7155940]

約数ペア:

[(1, 7155940), (2, 3577970), (4, 1788985), (5, 1431188), (10, 715594), (11, 650540), (20, 357797), (22, 325270), (44, 162635), (55, 130108), (110, 65054), (121, 59140), (220, 32527), (242, 29570), (484, 14785), (605, 11828), (1210, 5914), (2420, 2957)]