83782220

素因数分解:

$2^2\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{2251}}^1$

素因数の和:4121

約数の個数: 24

約数和(自身を含む): 176115408

約数和(自身を除く): 92333188

約数列:

[1, 2, 4, 5, 10, 20, 1861, 2251, 3722, 4502, 7444, 9004, 9305, 11255, 18610, 22510, 37220, 45020, 4189111, 8378222, 16756444, 20945555, 41891110, 83782220]

約数ペア:

[(1, 83782220), (2, 41891110), (4, 20945555), (5, 16756444), (10, 8378222), (20, 4189111), (1861, 45020), (2251, 37220), (3722, 22510), (4502, 18610), (7444, 11255), (9004, 9305)]