1551540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 4576320

約数和(自身を除く): 3024780

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, 1361, 2722, 4083, 5444, 6805, 8166, 13610, 16332, 20415, 25859, 27220, 40830, 51718, 77577, 81660, 103436, 129295, 155154, 258590, 310308, 387885, 517180, 775770, 1551540]

約数ペア:

[(1, 1551540), (2, 775770), (3, 517180), (4, 387885), (5, 310308), (6, 258590), (10, 155154), (12, 129295), (15, 103436), (19, 81660), (20, 77577), (30, 51718), (38, 40830), (57, 27220), (60, 25859), (76, 20415), (95, 16332), (114, 13610), (190, 8166), (228, 6805), (285, 5444), (380, 4083), (570, 2722), (1140, 1361)]