28455560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101627}}^1$

素因数の和:101645

約数の個数: 32

約数和(自身を含む): 73172160

約数和(自身を除く): 44716600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 101627, 203254, 406508, 508135, 711389, 813016, 1016270, 1422778, 2032540, 2845556, 3556945, 4065080, 5691112, 7113890, 14227780, 28455560]

約数ペア:

[(1, 28455560), (2, 14227780), (4, 7113890), (5, 5691112), (7, 4065080), (8, 3556945), (10, 2845556), (14, 2032540), (20, 1422778), (28, 1016270), (35, 813016), (40, 711389), (56, 508135), (70, 406508), (140, 203254), (280, 101627)]