1907780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13627}}^1$

素因数の和:13643

約数の個数: 24

約数和(自身を含む): 4579008

約数和(自身を除く): 2671228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13627, 27254, 54508, 68135, 95389, 136270, 190778, 272540, 381556, 476945, 953890, 1907780]

約数ペア:

[(1, 1907780), (2, 953890), (4, 476945), (5, 381556), (7, 272540), (10, 190778), (14, 136270), (20, 95389), (28, 68135), (35, 54508), (70, 27254), (140, 13627)]