20070740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12703}}^1$

素因数の和:12791

約数の個数: 24

約数和(自身を含む): 42685440

約数和(自身を除く): 22614700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 12703, 25406, 50812, 63515, 127030, 254060, 1003537, 2007074, 4014148, 5017685, 10035370, 20070740]

約数ペア:

[(1, 20070740), (2, 10035370), (4, 5017685), (5, 4014148), (10, 2007074), (20, 1003537), (79, 254060), (158, 127030), (316, 63515), (395, 50812), (790, 25406), (1580, 12703)]