918391180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{937}}^1\times {\mathrm{7001}}^1$

素因数の和:7954

約数の個数: 48

約数和(自身を含む): 2206806336

約数和(自身を除く): 1288415156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 937, 1874, 3748, 4685, 6559, 7001, 9370, 13118, 14002, 18740, 26236, 28004, 32795, 35005, 49007, 65590, 70010, 98014, 131180, 140020, 196028, 245035, 490070, 980140, 6559937, 13119874, 26239748, 32799685, 45919559, 65599370, 91839118, 131198740, 183678236, 229597795, 459195590, 918391180]

約数ペア:

[(1, 918391180), (2, 459195590), (4, 229597795), (5, 183678236), (7, 131198740), (10, 91839118), (14, 65599370), (20, 45919559), (28, 32799685), (35, 26239748), (70, 13119874), (140, 6559937), (937, 980140), (1874, 490070), (3748, 245035), (4685, 196028), (6559, 140020), (7001, 131180), (9370, 98014), (13118, 70010), (14002, 65590), (18740, 49007), (26236, 35005), (28004, 32795)]