1366940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1667}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 2942352

約数和(自身を除く): 1575412

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1667, 3334, 6668, 8335, 16670, 33340, 68347, 136694, 273388, 341735, 683470, 1366940]

約数ペア:

[(1, 1366940), (2, 683470), (4, 341735), (5, 273388), (10, 136694), (20, 68347), (41, 33340), (82, 16670), (164, 8335), (205, 6668), (410, 3334), (820, 1667)]