6641900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3907}}^1$

素因数の和:3938

約数の個数: 36

約数和(自身を含む): 15264648

約数和(自身を除く): 8622748

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 3907, 7814, 15628, 19535, 39070, 66419, 78140, 97675, 132838, 195350, 265676, 332095, 390700, 664190, 1328380, 1660475, 3320950, 6641900]

約数ペア:

[(1, 6641900), (2, 3320950), (4, 1660475), (5, 1328380), (10, 664190), (17, 390700), (20, 332095), (25, 265676), (34, 195350), (50, 132838), (68, 97675), (85, 78140), (100, 66419), (170, 39070), (340, 19535), (425, 15628), (850, 7814), (1700, 3907)]