2665940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7841}}^1$

素因数の和:7867

約数の個数: 24

約数和(自身を含む): 5928552

約数和(自身を除く): 3262612

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 7841, 15682, 31364, 39205, 78410, 133297, 156820, 266594, 533188, 666485, 1332970, 2665940]

約数ペア:

[(1, 2665940), (2, 1332970), (4, 666485), (5, 533188), (10, 266594), (17, 156820), (20, 133297), (34, 78410), (68, 39205), (85, 31364), (170, 15682), (340, 7841)]