2080494040

素因数分解:

$2^3\times 5^1\times {\mathrm{6287}}^1\times {\mathrm{8273}}^1$

素因数の和:14571

約数の個数: 32

約数和(自身を含む): 4682422080

約数和(自身を除く): 2601928040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6287, 8273, 12574, 16546, 25148, 31435, 33092, 41365, 50296, 62870, 66184, 82730, 125740, 165460, 251480, 330920, 52012351, 104024702, 208049404, 260061755, 416098808, 520123510, 1040247020, 2080494040]

約数ペア:

[(1, 2080494040), (2, 1040247020), (4, 520123510), (5, 416098808), (8, 260061755), (10, 208049404), (20, 104024702), (40, 52012351), (6287, 330920), (8273, 251480), (12574, 165460), (16546, 125740), (25148, 82730), (31435, 66184), (33092, 62870), (41365, 50296)]