40704280

素因数分解:

$2^3\times 5^1\times {\mathrm{1017607}}^1$

素因数の和:1017618

約数の個数: 16

約数和(自身を含む): 91584720

約数和(自身を除く): 50880440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1017607, 2035214, 4070428, 5088035, 8140856, 10176070, 20352140, 40704280]

約数ペア:

[(1, 40704280), (2, 20352140), (4, 10176070), (5, 8140856), (8, 5088035), (10, 4070428), (20, 2035214), (40, 1017607)]