20429580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20029}}^1$

素因数の和:20058

約数の個数: 48

約数和(自身を含む): 60570720

約数和(自身を除く): 40141140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 20029, 40058, 60087, 80116, 100145, 120174, 200290, 240348, 300435, 340493, 400580, 600870, 680986, 1021479, 1201740, 1361972, 1702465, 2042958, 3404930, 4085916, 5107395, 6809860, 10214790, 20429580]

約数ペア:

[(1, 20429580), (2, 10214790), (3, 6809860), (4, 5107395), (5, 4085916), (6, 3404930), (10, 2042958), (12, 1702465), (15, 1361972), (17, 1201740), (20, 1021479), (30, 680986), (34, 600870), (51, 400580), (60, 340493), (68, 300435), (85, 240348), (102, 200290), (170, 120174), (204, 100145), (255, 80116), (340, 60087), (510, 40058), (1020, 20029)]