859585540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3907207}}^1$

素因数の和:3907227

約数の個数: 24

約数和(自身を含む): 1969232832

約数和(自身を除く): 1109647292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3907207, 7814414, 15628828, 19536035, 39072070, 42979277, 78144140, 85958554, 171917108, 214896385, 429792770, 859585540]

約数ペア:

[(1, 859585540), (2, 429792770), (4, 214896385), (5, 171917108), (10, 85958554), (11, 78144140), (20, 42979277), (22, 39072070), (44, 19536035), (55, 15628828), (110, 7814414), (220, 3907207)]