13136120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4157}}^1$

素因数の和:4247

約数の個数: 32

約数和(自身を含む): 29937600

約数和(自身を除く): 16801480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4157, 8314, 16628, 20785, 33256, 41570, 83140, 166280, 328403, 656806, 1313612, 1642015, 2627224, 3284030, 6568060, 13136120]

約数ペア:

[(1, 13136120), (2, 6568060), (4, 3284030), (5, 2627224), (8, 1642015), (10, 1313612), (20, 656806), (40, 328403), (79, 166280), (158, 83140), (316, 41570), (395, 33256), (632, 20785), (790, 16628), (1580, 8314), (3160, 4157)]