43138540

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1931}}^1$

素因数の和:3057

約数の個数: 24

約数和(自身を含む): 90718992

約数和(自身を除く): 47580452

約数列:

[1, 2, 4, 5, 10, 20, 1117, 1931, 2234, 3862, 4468, 5585, 7724, 9655, 11170, 19310, 22340, 38620, 2156927, 4313854, 8627708, 10784635, 21569270, 43138540]

約数ペア:

[(1, 43138540), (2, 21569270), (4, 10784635), (5, 8627708), (10, 4313854), (20, 2156927), (1117, 38620), (1931, 22340), (2234, 19310), (3862, 11170), (4468, 9655), (5585, 7724)]