40380980

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{5413}}^1$

素因数の和:5795

約数の個数: 24

約数和(自身を含む): 85043112

約数和(自身を除く): 44662132

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 3730, 5413, 7460, 10826, 21652, 27065, 54130, 108260, 2019049, 4038098, 8076196, 10095245, 20190490, 40380980]

約数ペア:

[(1, 40380980), (2, 20190490), (4, 10095245), (5, 8076196), (10, 4038098), (20, 2019049), (373, 108260), (746, 54130), (1492, 27065), (1865, 21652), (3730, 10826), (5413, 7460)]