20210710820

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12175127}}^1$

素因数の和:12175219

約数の個数: 24

約数和(自身を含む): 42953851584

約数和(自身を除く): 22743140764

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 12175127, 24350254, 48700508, 60875635, 121751270, 243502540, 1010535541, 2021071082, 4042142164, 5052677705, 10105355410, 20210710820]

約数ペア:

[(1, 20210710820), (2, 10105355410), (4, 5052677705), (5, 4042142164), (10, 2021071082), (20, 1010535541), (83, 243502540), (166, 121751270), (332, 60875635), (415, 48700508), (830, 24350254), (1660, 12175127)]