5245340

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1609}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 11089680

約数和(自身を除く): 5844340

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1609, 1630, 3218, 3260, 6436, 8045, 16090, 32180, 262267, 524534, 1049068, 1311335, 2622670, 5245340]

約数ペア:

[(1, 5245340), (2, 2622670), (4, 1311335), (5, 1049068), (10, 524534), (20, 262267), (163, 32180), (326, 16090), (652, 8045), (815, 6436), (1609, 3260), (1630, 3218)]