2021306720

素因数分解:

$2^5\times 5^1\times {\mathrm{12633167}}^1$

素因数の和:12633182

約数の個数: 24

約数和(自身を含む): 4775337504

約数和(自身を除く): 2754030784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12633167, 25266334, 50532668, 63165835, 101065336, 126331670, 202130672, 252663340, 404261344, 505326680, 1010653360, 2021306720]

約数ペア:

[(1, 2021306720), (2, 1010653360), (4, 505326680), (5, 404261344), (8, 252663340), (10, 202130672), (16, 126331670), (20, 101065336), (32, 63165835), (40, 50532668), (80, 25266334), (160, 12633167)]