2008507620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4782161}}^1$

素因数の和:4782180

約数の個数: 48

約数和(自身を含む): 6427225728

約数和(自身を除く): 4418718108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4782161, 9564322, 14346483, 19128644, 23910805, 28692966, 33475127, 47821610, 57385932, 66950254, 71732415, 95643220, 100425381, 133900508, 143464830, 167375635, 200850762, 286929660, 334751270, 401701524, 502126905, 669502540, 1004253810, 2008507620]

約数ペア:

[(1, 2008507620), (2, 1004253810), (3, 669502540), (4, 502126905), (5, 401701524), (6, 334751270), (7, 286929660), (10, 200850762), (12, 167375635), (14, 143464830), (15, 133900508), (20, 100425381), (21, 95643220), (28, 71732415), (30, 66950254), (35, 57385932), (42, 47821610), (60, 33475127), (70, 28692966), (84, 23910805), (105, 19128644), (140, 14346483), (210, 9564322), (420, 4782161)]