54380440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17209}}^1$

素因数の和:17299

約数の個数: 32

約数和(自身を含む): 123912000

約数和(自身を除く): 69531560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 17209, 34418, 68836, 86045, 137672, 172090, 344180, 688360, 1359511, 2719022, 5438044, 6797555, 10876088, 13595110, 27190220, 54380440]

約数ペア:

[(1, 54380440), (2, 27190220), (4, 13595110), (5, 10876088), (8, 6797555), (10, 5438044), (20, 2719022), (40, 1359511), (79, 688360), (158, 344180), (316, 172090), (395, 137672), (632, 86045), (790, 68836), (1580, 34418), (3160, 17209)]