20293340

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1777}}^1$

素因数の和:2357

約数の個数: 24

約数和(自身を含む): 42714672

約数和(自身を除く): 22421332

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 1777, 2284, 2855, 3554, 5710, 7108, 8885, 11420, 17770, 35540, 1014667, 2029334, 4058668, 5073335, 10146670, 20293340]

約数ペア:

[(1, 20293340), (2, 10146670), (4, 5073335), (5, 4058668), (10, 2029334), (20, 1014667), (571, 35540), (1142, 17770), (1777, 11420), (2284, 8885), (2855, 7108), (3554, 5710)]