66926260

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{8429}}^1$

素因数の和:8835

約数の個数: 24

約数和(自身を含む): 140915880

約数和(自身を除く): 73989620

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 8429, 16858, 33716, 42145, 84290, 168580, 3346313, 6692626, 13385252, 16731565, 33463130, 66926260]

約数ペア:

[(1, 66926260), (2, 33463130), (4, 16731565), (5, 13385252), (10, 6692626), (20, 3346313), (397, 168580), (794, 84290), (1588, 42145), (1985, 33716), (3970, 16858), (7940, 8429)]