28677420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{159319}}^1$

素因数の和:159334

約数の個数: 36

約数和(自身を含む): 86988720

約数和(自身を除く): 58311300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 159319, 318638, 477957, 637276, 796595, 955914, 1433871, 1593190, 1911828, 2389785, 2867742, 3186380, 4779570, 5735484, 7169355, 9559140, 14338710, 28677420]

約数ペア:

[(1, 28677420), (2, 14338710), (3, 9559140), (4, 7169355), (5, 5735484), (6, 4779570), (9, 3186380), (10, 2867742), (12, 2389785), (15, 1911828), (18, 1593190), (20, 1433871), (30, 955914), (36, 796595), (45, 637276), (60, 477957), (90, 318638), (180, 159319)]