4921400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2237}}^1$

素因数の和:2264

約数の個数: 48

約数和(自身を含む): 12488040

約数和(自身を除く): 7566640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 2237, 4474, 8948, 11185, 17896, 22370, 24607, 44740, 49214, 55925, 89480, 98428, 111850, 123035, 196856, 223700, 246070, 447400, 492140, 615175, 984280, 1230350, 2460700, 4921400]

約数ペア:

[(1, 4921400), (2, 2460700), (4, 1230350), (5, 984280), (8, 615175), (10, 492140), (11, 447400), (20, 246070), (22, 223700), (25, 196856), (40, 123035), (44, 111850), (50, 98428), (55, 89480), (88, 55925), (100, 49214), (110, 44740), (200, 24607), (220, 22370), (275, 17896), (440, 11185), (550, 8948), (1100, 4474), (2200, 2237)]