38397420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{213319}}^1$

素因数の和:213334

約数の個数: 36

約数和(自身を含む): 116472720

約数和(自身を除く): 78075300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 213319, 426638, 639957, 853276, 1066595, 1279914, 1919871, 2133190, 2559828, 3199785, 3839742, 4266380, 6399570, 7679484, 9599355, 12799140, 19198710, 38397420]

約数ペア:

[(1, 38397420), (2, 19198710), (3, 12799140), (4, 9599355), (5, 7679484), (6, 6399570), (9, 4266380), (10, 3839742), (12, 3199785), (15, 2559828), (18, 2133190), (20, 1919871), (30, 1279914), (36, 1066595), (45, 853276), (60, 639957), (90, 426638), (180, 213319)]