54139260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128903}}^1$

素因数の和:128922

約数の個数: 48

約数和(自身を含む): 173246976

約数和(自身を除く): 119107716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128903, 257806, 386709, 515612, 644515, 773418, 902321, 1289030, 1546836, 1804642, 1933545, 2578060, 2706963, 3609284, 3867090, 4511605, 5413926, 7734180, 9023210, 10827852, 13534815, 18046420, 27069630, 54139260]

約数ペア:

[(1, 54139260), (2, 27069630), (3, 18046420), (4, 13534815), (5, 10827852), (6, 9023210), (7, 7734180), (10, 5413926), (12, 4511605), (14, 3867090), (15, 3609284), (20, 2706963), (21, 2578060), (28, 1933545), (30, 1804642), (35, 1546836), (42, 1289030), (60, 902321), (70, 773418), (84, 644515), (105, 515612), (140, 386709), (210, 257806), (420, 128903)]