2071992020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{21991}}^1$

素因数の和:22680

約数の個数: 48

約数和(自身を含む): 4980396288

約数和(自身を除く): 2908404268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 673, 1346, 2692, 3365, 4711, 6730, 9422, 13460, 18844, 21991, 23555, 43982, 47110, 87964, 94220, 109955, 153937, 219910, 307874, 439820, 615748, 769685, 1539370, 3078740, 14799943, 29599886, 59199772, 73999715, 103599601, 147999430, 207199202, 295998860, 414398404, 517998005, 1035996010, 2071992020]

約数ペア:

[(1, 2071992020), (2, 1035996010), (4, 517998005), (5, 414398404), (7, 295998860), (10, 207199202), (14, 147999430), (20, 103599601), (28, 73999715), (35, 59199772), (70, 29599886), (140, 14799943), (673, 3078740), (1346, 1539370), (2692, 769685), (3365, 615748), (4711, 439820), (6730, 307874), (9422, 219910), (13460, 153937), (18844, 109955), (21991, 94220), (23555, 87964), (43982, 47110)]