4268420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16417}}^1$

素因数の和:16439

約数の個数: 24

約数和(自身を含む): 9653784

約数和(自身を除く): 5385364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 16417, 32834, 65668, 82085, 164170, 213421, 328340, 426842, 853684, 1067105, 2134210, 4268420]

約数ペア:

[(1, 4268420), (2, 2134210), (4, 1067105), (5, 853684), (10, 426842), (13, 328340), (20, 213421), (26, 164170), (52, 82085), (65, 65668), (130, 32834), (260, 16417)]