8569220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3541}}^1$

素因数の和:3572

約数の個数: 36

約数和(自身を含む): 19785612

約数和(自身を除く): 11216392

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 3541, 7082, 14164, 17705, 35410, 38951, 70820, 77902, 155804, 194755, 389510, 428461, 779020, 856922, 1713844, 2142305, 4284610, 8569220]

約数ペア:

[(1, 8569220), (2, 4284610), (4, 2142305), (5, 1713844), (10, 856922), (11, 779020), (20, 428461), (22, 389510), (44, 194755), (55, 155804), (110, 77902), (121, 70820), (220, 38951), (242, 35410), (484, 17705), (605, 14164), (1210, 7082), (2420, 3541)]