2078360180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7993693}}^1$

素因数の和:7993715

約数の個数: 24

約数和(自身を含む): 4700292072

約数和(自身を除く): 2621931892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7993693, 15987386, 31974772, 39968465, 79936930, 103918009, 159873860, 207836018, 415672036, 519590045, 1039180090, 2078360180]

約数ペア:

[(1, 2078360180), (2, 1039180090), (4, 519590045), (5, 415672036), (10, 207836018), (13, 159873860), (20, 103918009), (26, 79936930), (52, 39968465), (65, 31974772), (130, 15987386), (260, 7993693)]