2928580

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{809}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 6191640

約数和(自身を除く): 3263060

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 809, 905, 1618, 1810, 3236, 3620, 4045, 8090, 16180, 146429, 292858, 585716, 732145, 1464290, 2928580]

約数ペア:

[(1, 2928580), (2, 1464290), (4, 732145), (5, 585716), (10, 292858), (20, 146429), (181, 16180), (362, 8090), (724, 4045), (809, 3620), (905, 3236), (1618, 1810)]