20091090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14249}}^1$

素因数の和:14306

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 29156910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 14249, 28498, 42747, 71245, 85494, 142490, 213735, 427470, 669703, 1339406, 2009109, 3348515, 4018218, 6697030, 10045545, 20091090]

約数ペア:

[(1, 20091090), (2, 10045545), (3, 6697030), (5, 4018218), (6, 3348515), (10, 2009109), (15, 1339406), (30, 669703), (47, 427470), (94, 213735), (141, 142490), (235, 85494), (282, 71245), (470, 42747), (705, 28498), (1410, 14249)]