8861020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 21450240

約数和(自身を除く): 12589220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 379, 668, 758, 835, 1169, 1516, 1670, 1895, 2338, 2653, 3340, 3790, 4676, 5306, 5845, 7580, 10612, 11690, 13265, 23380, 26530, 53060, 63293, 126586, 253172, 316465, 443051, 632930, 886102, 1265860, 1772204, 2215255, 4430510, 8861020]

約数ペア:

[(1, 8861020), (2, 4430510), (4, 2215255), (5, 1772204), (7, 1265860), (10, 886102), (14, 632930), (20, 443051), (28, 316465), (35, 253172), (70, 126586), (140, 63293), (167, 53060), (334, 26530), (379, 23380), (668, 13265), (758, 11690), (835, 10612), (1169, 7580), (1516, 5845), (1670, 5306), (1895, 4676), (2338, 3790), (2653, 3340)]