2538580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1049}}^1$

素因数の和:1080

約数の個数: 36

約数和(自身を含む): 5865300

約数和(自身を除く): 3326720

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1049, 1210, 2098, 2420, 4196, 5245, 10490, 11539, 20980, 23078, 46156, 57695, 115390, 126929, 230780, 253858, 507716, 634645, 1269290, 2538580]

約数ペア:

[(1, 2538580), (2, 1269290), (4, 634645), (5, 507716), (10, 253858), (11, 230780), (20, 126929), (22, 115390), (44, 57695), (55, 46156), (110, 23078), (121, 20980), (220, 11539), (242, 10490), (484, 5245), (605, 4196), (1049, 2420), (1210, 2098)]