201348020

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{55621}}^1$

素因数の和:55811

約数の個数: 24

約数和(自身を含む): 425174568

約数和(自身を除く): 223826548

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 55621, 111242, 222484, 278105, 556210, 1112420, 10067401, 20134802, 40269604, 50337005, 100674010, 201348020]

約数ペア:

[(1, 201348020), (2, 100674010), (4, 50337005), (5, 40269604), (10, 20134802), (20, 10067401), (181, 1112420), (362, 556210), (724, 278105), (905, 222484), (1810, 111242), (3620, 55621)]