17380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:99

約数の個数: 24

約数和(自身を含む): 40320

約数和(自身を除く): 22940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380]

約数ペア:

[(1, 17380), (2, 8690), (4, 4345), (5, 3476), (10, 1738), (11, 1580), (20, 869), (22, 790), (44, 395), (55, 316), (79, 220), (110, 158)]