42708980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27031}}^1$

素因数の和:27119

約数の個数: 24

約数和(自身を含む): 90827520

約数和(自身を除く): 48118540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 27031, 54062, 108124, 135155, 270310, 540620, 2135449, 4270898, 8541796, 10677245, 21354490, 42708980]

約数ペア:

[(1, 42708980), (2, 21354490), (4, 10677245), (5, 8541796), (10, 4270898), (20, 2135449), (79, 540620), (158, 270310), (316, 135155), (395, 108124), (790, 54062), (1580, 27031)]