4787990

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{919}}^1$

素因数の和:1447

約数の個数: 16

約数和(自身を含む): 8644320

約数和(自身を除く): 3856330

約数列:

[1, 2, 5, 10, 521, 919, 1042, 1838, 2605, 4595, 5210, 9190, 478799, 957598, 2393995, 4787990]

約数ペア:

[(1, 4787990), (2, 2393995), (5, 957598), (10, 478799), (521, 9190), (919, 5210), (1042, 4595), (1838, 2605)]