20056220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27103}}^1$

素因数の和:27149

約数の個数: 24

約数和(自身を含む): 43257984

約数和(自身を除く): 23201764

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27103, 54206, 108412, 135515, 271030, 542060, 1002811, 2005622, 4011244, 5014055, 10028110, 20056220]

約数ペア:

[(1, 20056220), (2, 10028110), (4, 5014055), (5, 4011244), (10, 2005622), (20, 1002811), (37, 542060), (74, 271030), (148, 135515), (185, 108412), (370, 54206), (740, 27103)]