13121080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{46861}}^1$

素因数の和:46879

約数の個数: 32

約数和(自身を含む): 33740640

約数和(自身を除く): 20619560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 46861, 93722, 187444, 234305, 328027, 374888, 468610, 656054, 937220, 1312108, 1640135, 1874440, 2624216, 3280270, 6560540, 13121080]

約数ペア:

[(1, 13121080), (2, 6560540), (4, 3280270), (5, 2624216), (7, 1874440), (8, 1640135), (10, 1312108), (14, 937220), (20, 656054), (28, 468610), (35, 374888), (40, 328027), (56, 234305), (70, 187444), (140, 93722), (280, 46861)]