28044180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{155801}}^1$

素因数の和:155816

約数の個数: 36

約数和(自身を含む): 85067892

約数和(自身を除く): 57023712

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 155801, 311602, 467403, 623204, 779005, 934806, 1402209, 1558010, 1869612, 2337015, 2804418, 3116020, 4674030, 5608836, 7011045, 9348060, 14022090, 28044180]

約数ペア:

[(1, 28044180), (2, 14022090), (3, 9348060), (4, 7011045), (5, 5608836), (6, 4674030), (9, 3116020), (10, 2804418), (12, 2337015), (15, 1869612), (18, 1558010), (20, 1402209), (30, 934806), (36, 779005), (45, 623204), (60, 467403), (90, 311602), (180, 155801)]