1490980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 3161088

約数和(自身を除く): 1670108

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 587, 635, 1174, 1270, 2348, 2540, 2935, 5870, 11740, 74549, 149098, 298196, 372745, 745490, 1490980]

約数ペア:

[(1, 1490980), (2, 745490), (4, 372745), (5, 298196), (10, 149098), (20, 74549), (127, 11740), (254, 5870), (508, 2935), (587, 2540), (635, 2348), (1174, 1270)]