13286240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7549}}^1$

素因数の和:7575

約数の個数: 48

約数和(自身を含む): 34246800

約数和(自身を除く): 20960560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7549, 15098, 30196, 37745, 60392, 75490, 83039, 120784, 150980, 166078, 241568, 301960, 332156, 415195, 603920, 664312, 830390, 1207840, 1328624, 1660780, 2657248, 3321560, 6643120, 13286240]

約数ペア:

[(1, 13286240), (2, 6643120), (4, 3321560), (5, 2657248), (8, 1660780), (10, 1328624), (11, 1207840), (16, 830390), (20, 664312), (22, 603920), (32, 415195), (40, 332156), (44, 301960), (55, 241568), (80, 166078), (88, 150980), (110, 120784), (160, 83039), (176, 75490), (220, 60392), (352, 37745), (440, 30196), (880, 15098), (1760, 7549)]