1280452060

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{267877}}^1$

素因数の和:268125

約数の個数: 24

約数和(自身を含む): 2700210240

約数和(自身を除く): 1419758180

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 267877, 535754, 1071508, 1339385, 2678770, 5357540, 64022603, 128045206, 256090412, 320113015, 640226030, 1280452060]

約数ペア:

[(1, 1280452060), (2, 640226030), (4, 320113015), (5, 256090412), (10, 128045206), (20, 64022603), (239, 5357540), (478, 2678770), (956, 1339385), (1195, 1071508), (2390, 535754), (4780, 267877)]