6404420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 15035328

約数和(自身を除く): 8630908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 677, 860, 946, 1354, 1892, 2365, 2708, 3385, 4730, 6770, 7447, 9460, 13540, 14894, 29111, 29788, 37235, 58222, 74470, 116444, 145555, 148940, 291110, 320221, 582220, 640442, 1280884, 1601105, 3202210, 6404420]

約数ペア:

[(1, 6404420), (2, 3202210), (4, 1601105), (5, 1280884), (10, 640442), (11, 582220), (20, 320221), (22, 291110), (43, 148940), (44, 145555), (55, 116444), (86, 74470), (110, 58222), (172, 37235), (215, 29788), (220, 29111), (430, 14894), (473, 13540), (677, 9460), (860, 7447), (946, 6770), (1354, 4730), (1892, 3385), (2365, 2708)]