40084580

素因数分解:

$2^2\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1889}}^1$

素因数の和:2959

約数の個数: 24

約数和(自身を含む): 84301560

約数和(自身を除く): 44216980

約数列:

[1, 2, 4, 5, 10, 20, 1061, 1889, 2122, 3778, 4244, 5305, 7556, 9445, 10610, 18890, 21220, 37780, 2004229, 4008458, 8016916, 10021145, 20042290, 40084580]

約数ペア:

[(1, 40084580), (2, 20042290), (4, 10021145), (5, 8016916), (10, 4008458), (20, 2004229), (1061, 37780), (1889, 21220), (2122, 18890), (3778, 10610), (4244, 9445), (5305, 7556)]