5490980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2269}}^1$

素因数の和:2300

約数の個数: 36

約数和(自身を含む): 12680220

約数和(自身を除く): 7189240

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2269, 2420, 4538, 9076, 11345, 22690, 24959, 45380, 49918, 99836, 124795, 249590, 274549, 499180, 549098, 1098196, 1372745, 2745490, 5490980]

約数ペア:

[(1, 5490980), (2, 2745490), (4, 1372745), (5, 1098196), (10, 549098), (11, 499180), (20, 274549), (22, 249590), (44, 124795), (55, 99836), (110, 49918), (121, 45380), (220, 24959), (242, 22690), (484, 11345), (605, 9076), (1210, 4538), (2269, 2420)]