907620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2161}}^1$

素因数の和:2180

約数の個数: 48

約数和(自身を含む): 2905728

約数和(自身を除く): 1998108

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, 2161, 4322, 6483, 8644, 10805, 12966, 15127, 21610, 25932, 30254, 32415, 43220, 45381, 60508, 64830, 75635, 90762, 129660, 151270, 181524, 226905, 302540, 453810, 907620]

約数ペア:

[(1, 907620), (2, 453810), (3, 302540), (4, 226905), (5, 181524), (6, 151270), (7, 129660), (10, 90762), (12, 75635), (14, 64830), (15, 60508), (20, 45381), (21, 43220), (28, 32415), (30, 30254), (35, 25932), (42, 21610), (60, 15127), (70, 12966), (84, 10805), (105, 8644), (140, 6483), (210, 4322), (420, 2161)]