393676180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{4051}}^1$

素因数の和:4216

約数の個数: 48

約数和(自身を含む): 853642944

約数和(自身を除く): 459966764

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 113, 172, 215, 226, 430, 452, 565, 860, 1130, 2260, 4051, 4859, 8102, 9718, 16204, 19436, 20255, 24295, 40510, 48590, 81020, 97180, 174193, 348386, 457763, 696772, 870965, 915526, 1741930, 1831052, 2288815, 3483860, 4577630, 9155260, 19683809, 39367618, 78735236, 98419045, 196838090, 393676180]

約数ペア:

[(1, 393676180), (2, 196838090), (4, 98419045), (5, 78735236), (10, 39367618), (20, 19683809), (43, 9155260), (86, 4577630), (113, 3483860), (172, 2288815), (215, 1831052), (226, 1741930), (430, 915526), (452, 870965), (565, 696772), (860, 457763), (1130, 348386), (2260, 174193), (4051, 97180), (4859, 81020), (8102, 48590), (9718, 40510), (16204, 24295), (19436, 20255)]