127804340

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{9013}}^1$

素因数の和:9731

約数の個数: 24

約数和(自身を含む): 268797480

約数和(自身を除く): 140993140

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 7090, 9013, 14180, 18026, 36052, 45065, 90130, 180260, 6390217, 12780434, 25560868, 31951085, 63902170, 127804340]

約数ペア:

[(1, 127804340), (2, 63902170), (4, 31951085), (5, 25560868), (10, 12780434), (20, 6390217), (709, 180260), (1418, 90130), (2836, 45065), (3545, 36052), (7090, 18026), (9013, 14180)]