15413960

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2129}}^1$

素因数の和:2321

約数の個数: 32

約数和(自身を含む): 34889400

約数和(自身を除く): 19475440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 2129, 3620, 4258, 7240, 8516, 10645, 17032, 21290, 42580, 85160, 385349, 770698, 1541396, 1926745, 3082792, 3853490, 7706980, 15413960]

約数ペア:

[(1, 15413960), (2, 7706980), (4, 3853490), (5, 3082792), (8, 1926745), (10, 1541396), (20, 770698), (40, 385349), (181, 85160), (362, 42580), (724, 21290), (905, 17032), (1448, 10645), (1810, 8516), (2129, 7240), (3620, 4258)]