4021040

素因数分解:

$2^4\times 5^1\times {\mathrm{50263}}^1$

素因数の和:50276

約数の個数: 20

約数和(自身を含む): 9349104

約数和(自身を除く): 5328064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50263, 100526, 201052, 251315, 402104, 502630, 804208, 1005260, 2010520, 4021040]

約数ペア:

[(1, 4021040), (2, 2010520), (4, 1005260), (5, 804208), (8, 502630), (10, 402104), (16, 251315), (20, 201052), (40, 100526), (80, 50263)]