2019283640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4589281}}^1$

素因数の和:4589303

約数の個数: 32

約数和(自身を含む): 4956424560

約数和(自身を除く): 2937140920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4589281, 9178562, 18357124, 22946405, 36714248, 45892810, 50482091, 91785620, 100964182, 183571240, 201928364, 252410455, 403856728, 504820910, 1009641820, 2019283640]

約数ペア:

[(1, 2019283640), (2, 1009641820), (4, 504820910), (5, 403856728), (8, 252410455), (10, 201928364), (11, 183571240), (20, 100964182), (22, 91785620), (40, 50482091), (44, 45892810), (55, 36714248), (88, 22946405), (110, 18357124), (220, 9178562), (440, 4589281)]