2900090

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3671}}^1$

素因数の和:3757

約数の個数: 16

約数和(自身を含む): 5287680

約数和(自身を除く): 2387590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 3671, 7342, 18355, 36710, 290009, 580018, 1450045, 2900090]

約数ペア:

[(1, 2900090), (2, 1450045), (5, 580018), (10, 290009), (79, 36710), (158, 18355), (395, 7342), (790, 3671)]