17117720

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5417}}^1$

素因数の和:5507

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 21891880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 5417, 10834, 21668, 27085, 43336, 54170, 108340, 216680, 427943, 855886, 1711772, 2139715, 3423544, 4279430, 8558860, 17117720]

約数ペア:

[(1, 17117720), (2, 8558860), (4, 4279430), (5, 3423544), (8, 2139715), (10, 1711772), (20, 855886), (40, 427943), (79, 216680), (158, 108340), (316, 54170), (395, 43336), (632, 27085), (790, 21668), (1580, 10834), (3160, 5417)]