201790090

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{84431}}^1$

素因数の和:84677

約数の個数: 16

約数和(自身を含む): 364746240

約数和(自身を除く): 162956150

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 84431, 168862, 422155, 844310, 20179009, 40358018, 100895045, 201790090]

約数ペア:

[(1, 201790090), (2, 100895045), (5, 40358018), (10, 20179009), (239, 844310), (478, 422155), (1195, 168862), (2390, 84431)]