20330280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56473}}^1$

素因数の和:56490

約数の個数: 48

約数和(自身を含む): 66074580

約数和(自身を除く): 45744300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56473, 112946, 169419, 225892, 282365, 338838, 451784, 508257, 564730, 677676, 847095, 1016514, 1129460, 1355352, 1694190, 2033028, 2258920, 2541285, 3388380, 4066056, 5082570, 6776760, 10165140, 20330280]

約数ペア:

[(1, 20330280), (2, 10165140), (3, 6776760), (4, 5082570), (5, 4066056), (6, 3388380), (8, 2541285), (9, 2258920), (10, 2033028), (12, 1694190), (15, 1355352), (18, 1129460), (20, 1016514), (24, 847095), (30, 677676), (36, 564730), (40, 508257), (45, 451784), (60, 338838), (72, 282365), (90, 225892), (120, 169419), (180, 112946), (360, 56473)]