520078460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{81517}}^1$

素因数の和:81566

約数の個数: 48

約数和(自身を含む): 1232552160

約数和(自身を除く): 712473700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 81517, 163034, 326068, 407585, 815170, 896687, 1630340, 1793374, 2363993, 3586748, 4483435, 4727986, 8966870, 9455972, 11819965, 17933740, 23639930, 26003923, 47279860, 52007846, 104015692, 130019615, 260039230, 520078460]

約数ペア:

[(1, 520078460), (2, 260039230), (4, 130019615), (5, 104015692), (10, 52007846), (11, 47279860), (20, 26003923), (22, 23639930), (29, 17933740), (44, 11819965), (55, 9455972), (58, 8966870), (110, 4727986), (116, 4483435), (145, 3586748), (220, 2363993), (290, 1793374), (319, 1630340), (580, 896687), (638, 815170), (1276, 407585), (1595, 326068), (3190, 163034), (6380, 81517)]