21898680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{182489}}^1$

素因数の和:182503

約数の個数: 32

約数和(自身を含む): 65696400

約数和(自身を除く): 43797720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 182489, 364978, 547467, 729956, 912445, 1094934, 1459912, 1824890, 2189868, 2737335, 3649780, 4379736, 5474670, 7299560, 10949340, 21898680]

約数ペア:

[(1, 21898680), (2, 10949340), (3, 7299560), (4, 5474670), (5, 4379736), (6, 3649780), (8, 2737335), (10, 2189868), (12, 1824890), (15, 1459912), (20, 1094934), (24, 912445), (30, 729956), (40, 547467), (60, 364978), (120, 182489)]