850740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1289}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 2600640

約数和(自身を除く): 1749900

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1289, 2578, 3867, 5156, 6445, 7734, 12890, 14179, 15468, 19335, 25780, 28358, 38670, 42537, 56716, 70895, 77340, 85074, 141790, 170148, 212685, 283580, 425370, 850740]

約数ペア:

[(1, 850740), (2, 425370), (3, 283580), (4, 212685), (5, 170148), (6, 141790), (10, 85074), (11, 77340), (12, 70895), (15, 56716), (20, 42537), (22, 38670), (30, 28358), (33, 25780), (44, 19335), (55, 15468), (60, 14179), (66, 12890), (110, 7734), (132, 6445), (165, 5156), (220, 3867), (330, 2578), (660, 1289)]