79837040

素因数分解:

$2^4\times 5^1\times {\mathrm{997963}}^1$

素因数の和:997976

約数の個数: 20

約数和(自身を含む): 185621304

約数和(自身を除く): 105784264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997963, 1995926, 3991852, 4989815, 7983704, 9979630, 15967408, 19959260, 39918520, 79837040]

約数ペア:

[(1, 79837040), (2, 39918520), (4, 19959260), (5, 15967408), (8, 9979630), (10, 7983704), (16, 4989815), (20, 3991852), (40, 1995926), (80, 997963)]