1553197540

素因数分解:

$2^2\times 5^1\times {\mathrm{5527}}^1\times {\mathrm{14051}}^1$

素因数の和:19587

約数の個数: 24

約数和(自身を含む): 3262537152

約数和(自身を除く): 1709339612

約数列:

[1, 2, 4, 5, 10, 20, 5527, 11054, 14051, 22108, 27635, 28102, 55270, 56204, 70255, 110540, 140510, 281020, 77659877, 155319754, 310639508, 388299385, 776598770, 1553197540]

約数ペア:

[(1, 1553197540), (2, 776598770), (4, 388299385), (5, 310639508), (10, 155319754), (20, 77659877), (5527, 281020), (11054, 140510), (14051, 110540), (22108, 70255), (27635, 56204), (28102, 55270)]