4350820

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1031}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 9188928

約数和(自身を除く): 4838108

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1031, 1055, 2062, 2110, 4124, 4220, 5155, 10310, 20620, 217541, 435082, 870164, 1087705, 2175410, 4350820]

約数ペア:

[(1, 4350820), (2, 2175410), (4, 1087705), (5, 870164), (10, 435082), (20, 217541), (211, 20620), (422, 10310), (844, 5155), (1031, 4220), (1055, 4124), (2062, 2110)]