1916540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1301

約数の個数: 24

約数和(自身を含む): 4079040

約数和(自身を除く): 2162500

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1213, 1580, 2426, 4852, 6065, 12130, 24260, 95827, 191654, 383308, 479135, 958270, 1916540]

約数ペア:

[(1, 1916540), (2, 958270), (4, 479135), (5, 383308), (10, 191654), (20, 95827), (79, 24260), (158, 12130), (316, 6065), (395, 4852), (790, 2426), (1213, 1580)]