15119480

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{877}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 34136640

約数和(自身を除く): 19017160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 877, 1724, 1754, 2155, 3448, 3508, 4310, 4385, 7016, 8620, 8770, 17240, 17540, 35080, 377987, 755974, 1511948, 1889935, 3023896, 3779870, 7559740, 15119480]

約数ペア:

[(1, 15119480), (2, 7559740), (4, 3779870), (5, 3023896), (8, 1889935), (10, 1511948), (20, 755974), (40, 377987), (431, 35080), (862, 17540), (877, 17240), (1724, 8770), (1754, 8620), (2155, 7016), (3448, 4385), (3508, 4310)]