20341980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113011}}^1$

素因数の和:113026

約数の個数: 36

約数和(自身を含む): 61704552

約数和(自身を除く): 41362572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113011, 226022, 339033, 452044, 565055, 678066, 1017099, 1130110, 1356132, 1695165, 2034198, 2260220, 3390330, 4068396, 5085495, 6780660, 10170990, 20341980]

約数ペア:

[(1, 20341980), (2, 10170990), (3, 6780660), (4, 5085495), (5, 4068396), (6, 3390330), (9, 2260220), (10, 2034198), (12, 1695165), (15, 1356132), (18, 1130110), (20, 1017099), (30, 678066), (36, 565055), (45, 452044), (60, 339033), (90, 226022), (180, 113011)]