19201560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{22859}}^1$

素因数の和:22880

約数の個数: 64

約数和(自身を含む): 65836800

約数和(自身を除く): 46635240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 22859, 45718, 68577, 91436, 114295, 137154, 160013, 182872, 228590, 274308, 320026, 342885, 457180, 480039, 548616, 640052, 685770, 800065, 914360, 960078, 1280104, 1371540, 1600130, 1920156, 2400195, 2743080, 3200260, 3840312, 4800390, 6400520, 9600780, 19201560]

約数ペア:

[(1, 19201560), (2, 9600780), (3, 6400520), (4, 4800390), (5, 3840312), (6, 3200260), (7, 2743080), (8, 2400195), (10, 1920156), (12, 1600130), (14, 1371540), (15, 1280104), (20, 960078), (21, 914360), (24, 800065), (28, 685770), (30, 640052), (35, 548616), (40, 480039), (42, 457180), (56, 342885), (60, 320026), (70, 274308), (84, 228590), (105, 182872), (120, 160013), (140, 137154), (168, 114295), (210, 91436), (280, 68577), (420, 45718), (840, 22859)]