39915280

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4663}}^1$

素因数の和:4783

約数の個数: 40

約数和(自身を含む): 93690432

約数和(自身を除く): 53775152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 4663, 8560, 9326, 18652, 23315, 37304, 46630, 74608, 93260, 186520, 373040, 498941, 997882, 1995764, 2494705, 3991528, 4989410, 7983056, 9978820, 19957640, 39915280]

約数ペア:

[(1, 39915280), (2, 19957640), (4, 9978820), (5, 7983056), (8, 4989410), (10, 3991528), (16, 2494705), (20, 1995764), (40, 997882), (80, 498941), (107, 373040), (214, 186520), (428, 93260), (535, 74608), (856, 46630), (1070, 37304), (1712, 23315), (2140, 18652), (4280, 9326), (4663, 8560)]