148902020

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{8627}}^1$

素因数の和:9499

約数の個数: 24

約数和(自身を含む): 313092864

約数和(自身を除く): 164190844

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4315, 8627, 8630, 17254, 17260, 34508, 43135, 86270, 172540, 7445101, 14890202, 29780404, 37225505, 74451010, 148902020]

約数ペア:

[(1, 148902020), (2, 74451010), (4, 37225505), (5, 29780404), (10, 14890202), (20, 7445101), (863, 172540), (1726, 86270), (3452, 43135), (4315, 34508), (8627, 17260), (8630, 17254)]