20061880

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2377}}^1$

素因数の和:2599

約数の個数: 32

約数和(自身を含む): 45372240

約数和(自身を除く): 25310360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 2377, 4220, 4754, 8440, 9508, 11885, 19016, 23770, 47540, 95080, 501547, 1003094, 2006188, 2507735, 4012376, 5015470, 10030940, 20061880]

約数ペア:

[(1, 20061880), (2, 10030940), (4, 5015470), (5, 4012376), (8, 2507735), (10, 2006188), (20, 1003094), (40, 501547), (211, 95080), (422, 47540), (844, 23770), (1055, 19016), (1688, 11885), (2110, 9508), (2377, 8440), (4220, 4754)]