1828100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:296

約数の個数: 36

約数和(自身を含む): 4028388

約数和(自身を除く): 2200288

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 181, 202, 362, 404, 505, 724, 905, 1010, 1810, 2020, 2525, 3620, 4525, 5050, 9050, 10100, 18100, 18281, 36562, 73124, 91405, 182810, 365620, 457025, 914050, 1828100]

約数ペア:

[(1, 1828100), (2, 914050), (4, 457025), (5, 365620), (10, 182810), (20, 91405), (25, 73124), (50, 36562), (100, 18281), (101, 18100), (181, 10100), (202, 9050), (362, 5050), (404, 4525), (505, 3620), (724, 2525), (905, 2020), (1010, 1810)]