12518440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 32088960

約数和(自身を除く): 19570520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1237, 1265, 2024, 2474, 2530, 4948, 5060, 6185, 9896, 10120, 12370, 13607, 24740, 27214, 28451, 49480, 54428, 56902, 68035, 108856, 113804, 136070, 142255, 227608, 272140, 284510, 312961, 544280, 569020, 625922, 1138040, 1251844, 1564805, 2503688, 3129610, 6259220, 12518440]

約数ペア:

[(1, 12518440), (2, 6259220), (4, 3129610), (5, 2503688), (8, 1564805), (10, 1251844), (11, 1138040), (20, 625922), (22, 569020), (23, 544280), (40, 312961), (44, 284510), (46, 272140), (55, 227608), (88, 142255), (92, 136070), (110, 113804), (115, 108856), (184, 68035), (220, 56902), (230, 54428), (253, 49480), (440, 28451), (460, 27214), (506, 24740), (920, 13607), (1012, 12370), (1237, 10120), (1265, 9896), (2024, 6185), (2474, 5060), (2530, 4948)]