47142820

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{9391}}^1$

素因数の和:9651

約数の個数: 24

約数和(自身を含む): 99404928

約数和(自身を除く): 52262108

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 9391, 18782, 37564, 46955, 93910, 187820, 2357141, 4714282, 9428564, 11785705, 23571410, 47142820]

約数ペア:

[(1, 47142820), (2, 23571410), (4, 11785705), (5, 9428564), (10, 4714282), (20, 2357141), (251, 187820), (502, 93910), (1004, 46955), (1255, 37564), (2510, 18782), (5020, 9391)]