38172540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{90887}}^1$

素因数の和:90906

約数の個数: 48

約数和(自身を含む): 122153472

約数和(自身を除く): 83980932

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, 90887, 181774, 272661, 363548, 454435, 545322, 636209, 908870, 1090644, 1272418, 1363305, 1817740, 1908627, 2544836, 2726610, 3181045, 3817254, 5453220, 6362090, 7634508, 9543135, 12724180, 19086270, 38172540]

約数ペア:

[(1, 38172540), (2, 19086270), (3, 12724180), (4, 9543135), (5, 7634508), (6, 6362090), (7, 5453220), (10, 3817254), (12, 3181045), (14, 2726610), (15, 2544836), (20, 1908627), (21, 1817740), (28, 1363305), (30, 1272418), (35, 1090644), (42, 908870), (60, 636209), (70, 545322), (84, 454435), (105, 363548), (140, 272661), (210, 181774), (420, 90887)]