140809040

素因数分解:

$2^4\times 5^1\times {\mathrm{1760113}}^1$

素因数の和:1760126

約数の個数: 20

約数和(自身を含む): 327381204

約数和(自身を除く): 186572164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1760113, 3520226, 7040452, 8800565, 14080904, 17601130, 28161808, 35202260, 70404520, 140809040]

約数ペア:

[(1, 140809040), (2, 70404520), (4, 35202260), (5, 28161808), (8, 17601130), (10, 14080904), (16, 8800565), (20, 7040452), (40, 3520226), (80, 1760113)]