77893520

素因数分解:

$2^4\times 5^1\times {\mathrm{973669}}^1$

素因数の和:973682

約数の個数: 20

約数和(自身を含む): 181102620

約数和(自身を除く): 103209100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 973669, 1947338, 3894676, 4868345, 7789352, 9736690, 15578704, 19473380, 38946760, 77893520]

約数ペア:

[(1, 77893520), (2, 38946760), (4, 19473380), (5, 15578704), (8, 9736690), (10, 7789352), (16, 4868345), (20, 3894676), (40, 1947338), (80, 973669)]