297358520

素因数分解:

$2^3\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{4391}}^1$

素因数の和:6095

約数の個数: 32

約数和(自身を含む): 669604320

約数和(自身を除く): 372245800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1693, 3386, 4391, 6772, 8465, 8782, 13544, 16930, 17564, 21955, 33860, 35128, 43910, 67720, 87820, 175640, 7433963, 14867926, 29735852, 37169815, 59471704, 74339630, 148679260, 297358520]

約数ペア:

[(1, 297358520), (2, 148679260), (4, 74339630), (5, 59471704), (8, 37169815), (10, 29735852), (20, 14867926), (40, 7433963), (1693, 175640), (3386, 87820), (4391, 67720), (6772, 43910), (8465, 35128), (8782, 33860), (13544, 21955), (16930, 17564)]