13101320

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2579}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 29721600

約数和(自身を除く): 16620280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 2579, 5080, 5158, 10316, 12895, 20632, 25790, 51580, 103160, 327533, 655066, 1310132, 1637665, 2620264, 3275330, 6550660, 13101320]

約数ペア:

[(1, 13101320), (2, 6550660), (4, 3275330), (5, 2620264), (8, 1637665), (10, 1310132), (20, 655066), (40, 327533), (127, 103160), (254, 51580), (508, 25790), (635, 20632), (1016, 12895), (1270, 10316), (2540, 5158), (2579, 5080)]