39861880

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{8819}}^1$

素因数の和:8943

約数の個数: 32

約数和(自身を含む): 90493200

約数和(自身を除く): 50631320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 8819, 17638, 35276, 44095, 70552, 88190, 176380, 352760, 996547, 1993094, 3986188, 4982735, 7972376, 9965470, 19930940, 39861880]

約数ペア:

[(1, 39861880), (2, 19930940), (4, 9965470), (5, 7972376), (8, 4982735), (10, 3986188), (20, 1993094), (40, 996547), (113, 352760), (226, 176380), (452, 88190), (565, 70552), (904, 44095), (1130, 35276), (2260, 17638), (4520, 8819)]