421433080

素因数分解:

$2^3\times 5^1\times {\mathrm{10535827}}^1$

素因数の和:10535838

約数の個数: 16

約数和(自身を含む): 948224520

約数和(自身を除く): 526791440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10535827, 21071654, 42143308, 52679135, 84286616, 105358270, 210716540, 421433080]

約数ペア:

[(1, 421433080), (2, 210716540), (4, 105358270), (5, 84286616), (8, 52679135), (10, 42143308), (20, 21071654), (40, 10535827)]