19270720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{1229}}^1$

素因数の和:1260

約数の個数: 84

約数和(自身を含む): 53423820

約数和(自身を除く): 34153100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1229, 1568, 1960, 2240, 2458, 3136, 3920, 4916, 6145, 7840, 8603, 9832, 12290, 15680, 17206, 19664, 24580, 34412, 39328, 43015, 49160, 60221, 68824, 78656, 86030, 98320, 120442, 137648, 172060, 196640, 240884, 275296, 301105, 344120, 393280, 481768, 550592, 602210, 688240, 963536, 1204420, 1376480, 1927072, 2408840, 2752960, 3854144, 4817680, 9635360, 19270720]

約数ペア:

[(1, 19270720), (2, 9635360), (4, 4817680), (5, 3854144), (7, 2752960), (8, 2408840), (10, 1927072), (14, 1376480), (16, 1204420), (20, 963536), (28, 688240), (32, 602210), (35, 550592), (40, 481768), (49, 393280), (56, 344120), (64, 301105), (70, 275296), (80, 240884), (98, 196640), (112, 172060), (140, 137648), (160, 120442), (196, 98320), (224, 86030), (245, 78656), (280, 68824), (320, 60221), (392, 49160), (448, 43015), (490, 39328), (560, 34412), (784, 24580), (980, 19664), (1120, 17206), (1229, 15680), (1568, 12290), (1960, 9832), (2240, 8603), (2458, 7840), (3136, 6145), (3920, 4916)]