19406240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17327}}^1$

素因数の和:17349

約数の個数: 48

約数和(自身を含む): 52399872

約数和(自身を除く): 32993632

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, 17327, 34654, 69308, 86635, 121289, 138616, 173270, 242578, 277232, 346540, 485156, 554464, 606445, 693080, 970312, 1212890, 1386160, 1940624, 2425780, 2772320, 3881248, 4851560, 9703120, 19406240]

約数ペア:

[(1, 19406240), (2, 9703120), (4, 4851560), (5, 3881248), (7, 2772320), (8, 2425780), (10, 1940624), (14, 1386160), (16, 1212890), (20, 970312), (28, 693080), (32, 606445), (35, 554464), (40, 485156), (56, 346540), (70, 277232), (80, 242578), (112, 173270), (140, 138616), (160, 121289), (224, 86635), (280, 69308), (560, 34654), (1120, 17327)]