4268990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^2$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 8425512

約数和(自身を除く): 4156522

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 10835, 21670, 38809, 77618, 194045, 388090, 426899, 853798, 2134495, 4268990]

約数ペア:

[(1, 4268990), (2, 2134495), (5, 853798), (10, 426899), (11, 388090), (22, 194045), (55, 77618), (110, 38809), (197, 21670), (394, 10835), (985, 4334), (1970, 2167)]