4880380

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1021}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 10301760

約数和(自身を除く): 5421380

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1021, 1195, 2042, 2390, 4084, 4780, 5105, 10210, 20420, 244019, 488038, 976076, 1220095, 2440190, 4880380]

約数ペア:

[(1, 4880380), (2, 2440190), (4, 1220095), (5, 976076), (10, 488038), (20, 244019), (239, 20420), (478, 10210), (956, 5105), (1021, 4780), (1195, 4084), (2042, 2390)]