8872880

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{563}}^1$

素因数の和:773

約数の個数: 40

約数和(自身を含む): 20770992

約数和(自身を除く): 11898112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 563, 788, 985, 1126, 1576, 1970, 2252, 2815, 3152, 3940, 4504, 5630, 7880, 9008, 11260, 15760, 22520, 45040, 110911, 221822, 443644, 554555, 887288, 1109110, 1774576, 2218220, 4436440, 8872880]

約数ペア:

[(1, 8872880), (2, 4436440), (4, 2218220), (5, 1774576), (8, 1109110), (10, 887288), (16, 554555), (20, 443644), (40, 221822), (80, 110911), (197, 45040), (394, 22520), (563, 15760), (788, 11260), (985, 9008), (1126, 7880), (1576, 5630), (1970, 4504), (2252, 3940), (2815, 3152)]