30578680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69497}}^1$

素因数の和:69519

約数の個数: 32

約数和(自身を含む): 75057840

約数和(自身を除く): 44479160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 69497, 138994, 277988, 347485, 555976, 694970, 764467, 1389940, 1528934, 2779880, 3057868, 3822335, 6115736, 7644670, 15289340, 30578680]

約数ペア:

[(1, 30578680), (2, 15289340), (4, 7644670), (5, 6115736), (8, 3822335), (10, 3057868), (11, 2779880), (20, 1528934), (22, 1389940), (40, 764467), (44, 694970), (55, 555976), (88, 347485), (110, 277988), (220, 138994), (440, 69497)]