656627640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5471897}}^1$

素因数の和:5471911

約数の個数: 32

約数和(自身を含む): 1969883280

約数和(自身を除く): 1313255640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5471897, 10943794, 16415691, 21887588, 27359485, 32831382, 43775176, 54718970, 65662764, 82078455, 109437940, 131325528, 164156910, 218875880, 328313820, 656627640]

約数ペア:

[(1, 656627640), (2, 328313820), (3, 218875880), (4, 164156910), (5, 131325528), (6, 109437940), (8, 82078455), (10, 65662764), (12, 54718970), (15, 43775176), (20, 32831382), (24, 27359485), (30, 21887588), (40, 16415691), (60, 10943794), (120, 5471897)]