16072540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1699}}^1$

素因数の和:1762

約数の個数: 48

約数和(自身を含む): 37699200

約数和(自身を除く): 21626660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1699, 1892, 2365, 3398, 4730, 6796, 8495, 9460, 16990, 18689, 33980, 37378, 73057, 74756, 93445, 146114, 186890, 292228, 365285, 373780, 730570, 803627, 1461140, 1607254, 3214508, 4018135, 8036270, 16072540]

約数ペア:

[(1, 16072540), (2, 8036270), (4, 4018135), (5, 3214508), (10, 1607254), (11, 1461140), (20, 803627), (22, 730570), (43, 373780), (44, 365285), (55, 292228), (86, 186890), (110, 146114), (172, 93445), (215, 74756), (220, 73057), (430, 37378), (473, 33980), (860, 18689), (946, 16990), (1699, 9460), (1892, 8495), (2365, 6796), (3398, 4730)]