1443680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1289}}^1$

素因数の和:1311

約数の個数: 48

約数和(自身を含む): 3900960

約数和(自身を除く): 2457280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1289, 2578, 5156, 6445, 9023, 10312, 12890, 18046, 20624, 25780, 36092, 41248, 45115, 51560, 72184, 90230, 103120, 144368, 180460, 206240, 288736, 360920, 721840, 1443680]

約数ペア:

[(1, 1443680), (2, 721840), (4, 360920), (5, 288736), (7, 206240), (8, 180460), (10, 144368), (14, 103120), (16, 90230), (20, 72184), (28, 51560), (32, 45115), (35, 41248), (40, 36092), (56, 25780), (70, 20624), (80, 18046), (112, 12890), (140, 10312), (160, 9023), (224, 6445), (280, 5156), (560, 2578), (1120, 1289)]