13064920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1291}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 33488640

約数和(自身を除く): 20423720

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, 1265, 1291, 2024, 2530, 2582, 5060, 5164, 6455, 10120, 10328, 12910, 14201, 25820, 28402, 29693, 51640, 56804, 59386, 71005, 113608, 118772, 142010, 148465, 237544, 284020, 296930, 326623, 568040, 593860, 653246, 1187720, 1306492, 1633115, 2612984, 3266230, 6532460, 13064920]

約数ペア:

[(1, 13064920), (2, 6532460), (4, 3266230), (5, 2612984), (8, 1633115), (10, 1306492), (11, 1187720), (20, 653246), (22, 593860), (23, 568040), (40, 326623), (44, 296930), (46, 284020), (55, 237544), (88, 148465), (92, 142010), (110, 118772), (115, 113608), (184, 71005), (220, 59386), (230, 56804), (253, 51640), (440, 29693), (460, 28402), (506, 25820), (920, 14201), (1012, 12910), (1265, 10328), (1291, 10120), (2024, 6455), (2530, 5164), (2582, 5060)]