2008227910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{417511}}^1$

素因数の和:417568

約数の個数: 32

約数和(自身を含む): 3998094912

約数和(自身を除く): 1989867002

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 417511, 835022, 2087555, 4175110, 5427643, 10855286, 15447907, 27138215, 30895814, 54276430, 77239535, 154479070, 200822791, 401645582, 1004113955, 2008227910]

約数ペア:

[(1, 2008227910), (2, 1004113955), (5, 401645582), (10, 200822791), (13, 154479070), (26, 77239535), (37, 54276430), (65, 30895814), (74, 27138215), (130, 15447907), (185, 10855286), (370, 5427643), (481, 4175110), (962, 2087555), (2405, 835022), (4810, 417511)]