27180020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{367}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 68377344

約数和(自身を除く): 41197324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 367, 460, 529, 644, 734, 805, 1058, 1468, 1610, 1835, 2116, 2569, 2645, 3220, 3670, 3703, 5138, 5290, 7340, 7406, 8441, 10276, 10580, 12845, 14812, 16882, 18515, 25690, 33764, 37030, 42205, 51380, 59087, 74060, 84410, 118174, 168820, 194143, 236348, 295435, 388286, 590870, 776572, 970715, 1181740, 1359001, 1941430, 2718002, 3882860, 5436004, 6795005, 13590010, 27180020]

約数ペア:

[(1, 27180020), (2, 13590010), (4, 6795005), (5, 5436004), (7, 3882860), (10, 2718002), (14, 1941430), (20, 1359001), (23, 1181740), (28, 970715), (35, 776572), (46, 590870), (70, 388286), (92, 295435), (115, 236348), (140, 194143), (161, 168820), (230, 118174), (322, 84410), (367, 74060), (460, 59087), (529, 51380), (644, 42205), (734, 37030), (805, 33764), (1058, 25690), (1468, 18515), (1610, 16882), (1835, 14812), (2116, 12845), (2569, 10580), (2645, 10276), (3220, 8441), (3670, 7406), (3703, 7340), (5138, 5290)]