13903360

素因数分解:

$2^9\times 5^1\times {\mathrm{5431}}^1$

素因数の和:5454

約数の個数: 40

約数和(自身を含む): 33341616

約数和(自身を除く): 19438256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 5431, 10862, 21724, 27155, 43448, 54310, 86896, 108620, 173792, 217240, 347584, 434480, 695168, 868960, 1390336, 1737920, 2780672, 3475840, 6951680, 13903360]

約数ペア:

[(1, 13903360), (2, 6951680), (4, 3475840), (5, 2780672), (8, 1737920), (10, 1390336), (16, 868960), (20, 695168), (32, 434480), (40, 347584), (64, 217240), (80, 173792), (128, 108620), (160, 86896), (256, 54310), (320, 43448), (512, 27155), (640, 21724), (1280, 10862), (2560, 5431)]