12560240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2039}}^1$

素因数の和:2070

約数の個数: 80

約数和(自身を含む): 36426240

約数和(自身を除く): 23866000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 2039, 3080, 4078, 6160, 8156, 10195, 14273, 16312, 20390, 22429, 28546, 32624, 40780, 44858, 57092, 71365, 81560, 89716, 112145, 114184, 142730, 157003, 163120, 179432, 224290, 228368, 285460, 314006, 358864, 448580, 570920, 628012, 785015, 897160, 1141840, 1256024, 1570030, 1794320, 2512048, 3140060, 6280120, 12560240]

約数ペア:

[(1, 12560240), (2, 6280120), (4, 3140060), (5, 2512048), (7, 1794320), (8, 1570030), (10, 1256024), (11, 1141840), (14, 897160), (16, 785015), (20, 628012), (22, 570920), (28, 448580), (35, 358864), (40, 314006), (44, 285460), (55, 228368), (56, 224290), (70, 179432), (77, 163120), (80, 157003), (88, 142730), (110, 114184), (112, 112145), (140, 89716), (154, 81560), (176, 71365), (220, 57092), (280, 44858), (308, 40780), (385, 32624), (440, 28546), (560, 22429), (616, 20390), (770, 16312), (880, 14273), (1232, 10195), (1540, 8156), (2039, 6160), (3080, 4078)]