38688020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{276343}}^1$

素因数の和:276359

約数の個数: 24

約数和(自身を含む): 92851584

約数和(自身を除く): 54163564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 276343, 552686, 1105372, 1381715, 1934401, 2763430, 3868802, 5526860, 7737604, 9672005, 19344010, 38688020]

約数ペア:

[(1, 38688020), (2, 19344010), (4, 9672005), (5, 7737604), (7, 5526860), (10, 3868802), (14, 2763430), (20, 1934401), (28, 1381715), (35, 1105372), (70, 552686), (140, 276343)]