1911820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5623}}^1$

素因数の和:5649

約数の個数: 24

約数和(自身を含む): 4251744

約数和(自身を除く): 2339924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5623, 11246, 22492, 28115, 56230, 95591, 112460, 191182, 382364, 477955, 955910, 1911820]

約数ペア:

[(1, 1911820), (2, 955910), (4, 477955), (5, 382364), (10, 191182), (17, 112460), (20, 95591), (34, 56230), (68, 28115), (85, 22492), (170, 11246), (340, 5623)]