39874040

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5569}}^1$

素因数の和:5759

約数の個数: 32

約数和(自身を含む): 90234000

約数和(自身を除く): 50359960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 5569, 7160, 11138, 22276, 27845, 44552, 55690, 111380, 222760, 996851, 1993702, 3987404, 4984255, 7974808, 9968510, 19937020, 39874040]

約数ペア:

[(1, 39874040), (2, 19937020), (4, 9968510), (5, 7974808), (8, 4984255), (10, 3987404), (20, 1993702), (40, 996851), (179, 222760), (358, 111380), (716, 55690), (895, 44552), (1432, 27845), (1790, 22276), (3580, 11138), (5569, 7160)]