40647520

素因数分解:

$2^5\times 5^1\times {\mathrm{254047}}^1$

素因数の和:254062

約数の個数: 24

約数和(自身を含む): 96030144

約数和(自身を除く): 55382624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 254047, 508094, 1016188, 1270235, 2032376, 2540470, 4064752, 5080940, 8129504, 10161880, 20323760, 40647520]

約数ペア:

[(1, 40647520), (2, 20323760), (4, 10161880), (5, 8129504), (8, 5080940), (10, 4064752), (16, 2540470), (20, 2032376), (32, 1270235), (40, 1016188), (80, 508094), (160, 254047)]