12549990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{859}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 30216960

約数和(自身を除く): 17666970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 487, 859, 974, 1461, 1718, 2435, 2577, 2922, 4295, 4870, 5154, 7305, 8590, 12885, 14610, 25770, 418333, 836666, 1254999, 2091665, 2509998, 4183330, 6274995, 12549990]

約数ペア:

[(1, 12549990), (2, 6274995), (3, 4183330), (5, 2509998), (6, 2091665), (10, 1254999), (15, 836666), (30, 418333), (487, 25770), (859, 14610), (974, 12885), (1461, 8590), (1718, 7305), (2435, 5154), (2577, 4870), (2922, 4295)]