53637680

素因数分解:

$2^4\times 5^1\times {\mathrm{670471}}^1$

素因数の和:670484

約数の個数: 20

約数和(自身を含む): 124707792

約数和(自身を除く): 71070112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 670471, 1340942, 2681884, 3352355, 5363768, 6704710, 10727536, 13409420, 26818840, 53637680]

約数ペア:

[(1, 53637680), (2, 26818840), (4, 13409420), (5, 10727536), (8, 6704710), (10, 5363768), (16, 3352355), (20, 2681884), (40, 1340942), (80, 670471)]