8227480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2897}}^1$

素因数の和:2979

約数の個数: 32

約数和(自身を含む): 18779040

約数和(自身を除く): 10551560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 2897, 5794, 11588, 14485, 23176, 28970, 57940, 115880, 205687, 411374, 822748, 1028435, 1645496, 2056870, 4113740, 8227480]

約数ペア:

[(1, 8227480), (2, 4113740), (4, 2056870), (5, 1645496), (8, 1028435), (10, 822748), (20, 411374), (40, 205687), (71, 115880), (142, 57940), (284, 28970), (355, 23176), (568, 14485), (710, 11588), (1420, 5794), (2840, 2897)]