189165040

素因数分解:

$2^4\times 5^1\times {\mathrm{2364563}}^1$

素因数の和:2364576

約数の個数: 20

約数和(自身を含む): 439808904

約数和(自身を除く): 250643864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2364563, 4729126, 9458252, 11822815, 18916504, 23645630, 37833008, 47291260, 94582520, 189165040]

約数ペア:

[(1, 189165040), (2, 94582520), (4, 47291260), (5, 37833008), (8, 23645630), (10, 18916504), (16, 11822815), (20, 9458252), (40, 4729126), (80, 2364563)]