28210020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{470167}}^1$

素因数の和:470179

約数の個数: 24

約数和(自身を含む): 78988224

約数和(自身を除く): 50778204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 470167, 940334, 1410501, 1880668, 2350835, 2821002, 4701670, 5642004, 7052505, 9403340, 14105010, 28210020]

約数ペア:

[(1, 28210020), (2, 14105010), (3, 9403340), (4, 7052505), (5, 5642004), (6, 4701670), (10, 2821002), (12, 2350835), (15, 1880668), (20, 1410501), (30, 940334), (60, 470167)]