28626540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25111}}^1$

素因数の和:25142

約数の個数: 48

約数和(自身を含む): 84376320

約数和(自身を除く): 55749780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 25111, 50222, 75333, 100444, 125555, 150666, 251110, 301332, 376665, 477109, 502220, 753330, 954218, 1431327, 1506660, 1908436, 2385545, 2862654, 4771090, 5725308, 7156635, 9542180, 14313270, 28626540]

約数ペア:

[(1, 28626540), (2, 14313270), (3, 9542180), (4, 7156635), (5, 5725308), (6, 4771090), (10, 2862654), (12, 2385545), (15, 1908436), (19, 1506660), (20, 1431327), (30, 954218), (38, 753330), (57, 502220), (60, 477109), (76, 376665), (95, 301332), (114, 251110), (190, 150666), (228, 125555), (285, 100444), (380, 75333), (570, 50222), (1140, 25111)]