4269740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 9262848

約数和(自身を除く): 4993108

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 1681, 2540, 3362, 5207, 6724, 8405, 10414, 16810, 20828, 26035, 33620, 52070, 104140, 213487, 426974, 853948, 1067435, 2134870, 4269740]

約数ペア:

[(1, 4269740), (2, 2134870), (4, 1067435), (5, 853948), (10, 426974), (20, 213487), (41, 104140), (82, 52070), (127, 33620), (164, 26035), (205, 20828), (254, 16810), (410, 10414), (508, 8405), (635, 6724), (820, 5207), (1270, 3362), (1681, 2540)]