27878480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{49783}}^1$

素因数の和:49803

約数の個数: 40

約数和(自身を含む): 74078592

約数和(自身を除く): 46200112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 49783, 99566, 199132, 248915, 348481, 398264, 497830, 696962, 796528, 995660, 1393924, 1742405, 1991320, 2787848, 3484810, 3982640, 5575696, 6969620, 13939240, 27878480]

約数ペア:

[(1, 27878480), (2, 13939240), (4, 6969620), (5, 5575696), (7, 3982640), (8, 3484810), (10, 2787848), (14, 1991320), (16, 1742405), (20, 1393924), (28, 995660), (35, 796528), (40, 696962), (56, 497830), (70, 398264), (80, 348481), (112, 248915), (140, 199132), (280, 99566), (560, 49783)]