15109880

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2087}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 34201440

約数和(自身を除く): 19091560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 2087, 3620, 4174, 7240, 8348, 10435, 16696, 20870, 41740, 83480, 377747, 755494, 1510988, 1888735, 3021976, 3777470, 7554940, 15109880]

約数ペア:

[(1, 15109880), (2, 7554940), (4, 3777470), (5, 3021976), (8, 1888735), (10, 1510988), (20, 755494), (40, 377747), (181, 83480), (362, 41740), (724, 20870), (905, 16696), (1448, 10435), (1810, 8348), (2087, 7240), (3620, 4174)]