28719040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12821}}^1$

素因数の和:12845

約数の個数: 56

約数和(自身を含む): 78162912

約数和(自身を除く): 49443872

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, 12821, 25642, 51284, 64105, 89747, 102568, 128210, 179494, 205136, 256420, 358988, 410272, 448735, 512840, 717976, 820544, 897470, 1025680, 1435952, 1794940, 2051360, 2871904, 3589880, 4102720, 5743808, 7179760, 14359520, 28719040]

約数ペア:

[(1, 28719040), (2, 14359520), (4, 7179760), (5, 5743808), (7, 4102720), (8, 3589880), (10, 2871904), (14, 2051360), (16, 1794940), (20, 1435952), (28, 1025680), (32, 897470), (35, 820544), (40, 717976), (56, 512840), (64, 448735), (70, 410272), (80, 358988), (112, 256420), (140, 205136), (160, 179494), (224, 128210), (280, 102568), (320, 89747), (448, 64105), (560, 51284), (1120, 25642), (2240, 12821)]