38980390

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 72192384

約数和(自身を除く): 33211994

約数列:

[1, 2, 5, 10, 47, 94, 197, 235, 394, 421, 470, 842, 985, 1970, 2105, 4210, 9259, 18518, 19787, 39574, 46295, 82937, 92590, 98935, 165874, 197870, 414685, 829370, 3898039, 7796078, 19490195, 38980390]

約数ペア:

[(1, 38980390), (2, 19490195), (5, 7796078), (10, 3898039), (47, 829370), (94, 414685), (197, 197870), (235, 165874), (394, 98935), (421, 92590), (470, 82937), (842, 46295), (985, 39574), (1970, 19787), (2105, 18518), (4210, 9259)]