200424580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{126851}}^1$

素因数の和:126939

約数の個数: 24

約数和(自身を含む): 426222720

約数和(自身を除く): 225798140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 126851, 253702, 507404, 634255, 1268510, 2537020, 10021229, 20042458, 40084916, 50106145, 100212290, 200424580]

約数ペア:

[(1, 200424580), (2, 100212290), (4, 50106145), (5, 40084916), (10, 20042458), (20, 10021229), (79, 2537020), (158, 1268510), (316, 634255), (395, 507404), (790, 253702), (1580, 126851)]