19251680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17189}}^1$

素因数の和:17211

約数の個数: 48

約数和(自身を含む): 51982560

約数和(自身を除く): 32730880

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, 17189, 34378, 68756, 85945, 120323, 137512, 171890, 240646, 275024, 343780, 481292, 550048, 601615, 687560, 962584, 1203230, 1375120, 1925168, 2406460, 2750240, 3850336, 4812920, 9625840, 19251680]

約数ペア:

[(1, 19251680), (2, 9625840), (4, 4812920), (5, 3850336), (7, 2750240), (8, 2406460), (10, 1925168), (14, 1375120), (16, 1203230), (20, 962584), (28, 687560), (32, 601615), (35, 550048), (40, 481292), (56, 343780), (70, 275024), (80, 240646), (112, 171890), (140, 137512), (160, 120323), (224, 85945), (280, 68756), (560, 34378), (1120, 17189)]