1398870540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{2590501}}^1$

素因数の和:2590519

約数の個数: 48

約数和(自身を含む): 4352043360

約数和(自身を除く): 2953172820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 2590501, 5181002, 7771503, 10362004, 12952505, 15543006, 23314509, 25905010, 31086012, 38857515, 46629018, 51810020, 69943527, 77715030, 93258036, 116572545, 139887054, 155430060, 233145090, 279774108, 349717635, 466290180, 699435270, 1398870540]

約数ペア:

[(1, 1398870540), (2, 699435270), (3, 466290180), (4, 349717635), (5, 279774108), (6, 233145090), (9, 155430060), (10, 139887054), (12, 116572545), (15, 93258036), (18, 77715030), (20, 69943527), (27, 51810020), (30, 46629018), (36, 38857515), (45, 31086012), (54, 25905010), (60, 23314509), (90, 15543006), (108, 12952505), (135, 10362004), (180, 7771503), (270, 5181002), (540, 2590501)]