18880960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8429}}^1$

素因数の和:8453

約数の個数: 56

約数和(自身を含む): 51389280

約数和(自身を除く): 32508320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8429, 16858, 33716, 42145, 59003, 67432, 84290, 118006, 134864, 168580, 236012, 269728, 295015, 337160, 472024, 539456, 590030, 674320, 944048, 1180060, 1348640, 1888096, 2360120, 2697280, 3776192, 4720240, 9440480, 18880960]

約数ペア:

[(1, 18880960), (2, 9440480), (4, 4720240), (5, 3776192), (7, 2697280), (8, 2360120), (10, 1888096), (14, 1348640), (16, 1180060), (20, 944048), (28, 674320), (32, 590030), (35, 539456), (40, 472024), (56, 337160), (64, 295015), (70, 269728), (80, 236012), (112, 168580), (140, 134864), (160, 118006), (224, 84290), (280, 67432), (320, 59003), (448, 42145), (560, 33716), (1120, 16858), (2240, 8429)]