9997370

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 18662400

約数和(自身を除く): 8665030

約数列:

[1, 2, 5, 10, 47, 89, 94, 178, 235, 239, 445, 470, 478, 890, 1195, 2390, 4183, 8366, 11233, 20915, 21271, 22466, 41830, 42542, 56165, 106355, 112330, 212710, 999737, 1999474, 4998685, 9997370]

約数ペア:

[(1, 9997370), (2, 4998685), (5, 1999474), (10, 999737), (47, 212710), (89, 112330), (94, 106355), (178, 56165), (235, 42542), (239, 41830), (445, 22466), (470, 21271), (478, 20915), (890, 11233), (1195, 8366), (2390, 4183)]