13280080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15091}}^1$

素因数の和:15115

約数の個数: 40

約数和(自身を含む): 33685344

約数和(自身を除く): 20405264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 15091, 30182, 60364, 75455, 120728, 150910, 166001, 241456, 301820, 332002, 603640, 664004, 830005, 1207280, 1328008, 1660010, 2656016, 3320020, 6640040, 13280080]

約数ペア:

[(1, 13280080), (2, 6640040), (4, 3320020), (5, 2656016), (8, 1660010), (10, 1328008), (11, 1207280), (16, 830005), (20, 664004), (22, 603640), (40, 332002), (44, 301820), (55, 241456), (80, 166001), (88, 150910), (110, 120728), (176, 75455), (220, 60364), (440, 30182), (880, 15091)]