20051620

素因数分解:

$2^2\times 5^1\times {\mathrm{773}}^1\times {\mathrm{1297}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 42195384

約数和(自身を除く): 22143764

約数列:

[1, 2, 4, 5, 10, 20, 773, 1297, 1546, 2594, 3092, 3865, 5188, 6485, 7730, 12970, 15460, 25940, 1002581, 2005162, 4010324, 5012905, 10025810, 20051620]

約数ペア:

[(1, 20051620), (2, 10025810), (4, 5012905), (5, 4010324), (10, 2005162), (20, 1002581), (773, 25940), (1297, 15460), (1546, 12970), (2594, 7730), (3092, 6485), (3865, 5188)]