13193680

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2083

約数の個数: 40

約数和(自身を含む): 31060512

約数和(自身を除く): 17866832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 1987, 3320, 3974, 6640, 7948, 9935, 15896, 19870, 31792, 39740, 79480, 158960, 164921, 329842, 659684, 824605, 1319368, 1649210, 2638736, 3298420, 6596840, 13193680]

約数ペア:

[(1, 13193680), (2, 6596840), (4, 3298420), (5, 2638736), (8, 1649210), (10, 1319368), (16, 824605), (20, 659684), (40, 329842), (80, 164921), (83, 158960), (166, 79480), (332, 39740), (415, 31792), (664, 19870), (830, 15896), (1328, 9935), (1660, 7948), (1987, 6640), (3320, 3974)]