8678540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1151}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 20321280

約数和(自身を除く): 11642740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1151, 1508, 1885, 2302, 3770, 4604, 5755, 7540, 11510, 14963, 23020, 29926, 33379, 59852, 66758, 74815, 133516, 149630, 166895, 299260, 333790, 433927, 667580, 867854, 1735708, 2169635, 4339270, 8678540]

約数ペア:

[(1, 8678540), (2, 4339270), (4, 2169635), (5, 1735708), (10, 867854), (13, 667580), (20, 433927), (26, 333790), (29, 299260), (52, 166895), (58, 149630), (65, 133516), (116, 74815), (130, 66758), (145, 59852), (260, 33379), (290, 29926), (377, 23020), (580, 14963), (754, 11510), (1151, 7540), (1508, 5755), (1885, 4604), (2302, 3770)]