12485220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18917}}^1$

素因数の和:18940

約数の個数: 48

約数和(自身を含む): 38138688

約数和(自身を除く): 25653468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 18917, 37834, 56751, 75668, 94585, 113502, 189170, 208087, 227004, 283755, 378340, 416174, 567510, 624261, 832348, 1040435, 1135020, 1248522, 2080870, 2497044, 3121305, 4161740, 6242610, 12485220]

約数ペア:

[(1, 12485220), (2, 6242610), (3, 4161740), (4, 3121305), (5, 2497044), (6, 2080870), (10, 1248522), (11, 1135020), (12, 1040435), (15, 832348), (20, 624261), (22, 567510), (30, 416174), (33, 378340), (44, 283755), (55, 227004), (60, 208087), (66, 189170), (110, 113502), (132, 94585), (165, 75668), (220, 56751), (330, 37834), (660, 18917)]