202148780

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{22511}}^1$

素因数の和:22969

約数の個数: 24

約数和(自身を含む): 425476800

約数和(自身を除く): 223328020

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 2245, 4490, 8980, 22511, 45022, 90044, 112555, 225110, 450220, 10107439, 20214878, 40429756, 50537195, 101074390, 202148780]

約数ペア:

[(1, 202148780), (2, 101074390), (4, 50537195), (5, 40429756), (10, 20214878), (20, 10107439), (449, 450220), (898, 225110), (1796, 112555), (2245, 90044), (4490, 45022), (8980, 22511)]