20684760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172373}}^1$

素因数の和:172387

約数の個数: 32

約数和(自身を含む): 62054640

約数和(自身を除く): 41369880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172373, 344746, 517119, 689492, 861865, 1034238, 1378984, 1723730, 2068476, 2585595, 3447460, 4136952, 5171190, 6894920, 10342380, 20684760]

約数ペア:

[(1, 20684760), (2, 10342380), (3, 6894920), (4, 5171190), (5, 4136952), (6, 3447460), (8, 2585595), (10, 2068476), (12, 1723730), (15, 1378984), (20, 1034238), (24, 861865), (30, 689492), (40, 517119), (60, 344746), (120, 172373)]