12258740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47149}}^1$

素因数の和:47171

約数の個数: 24

約数和(自身を含む): 27724200

約数和(自身を除く): 15465460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47149, 94298, 188596, 235745, 471490, 612937, 942980, 1225874, 2451748, 3064685, 6129370, 12258740]

約数ペア:

[(1, 12258740), (2, 6129370), (4, 3064685), (5, 2451748), (10, 1225874), (13, 942980), (20, 612937), (26, 471490), (52, 235745), (65, 188596), (130, 94298), (260, 47149)]