86368280

素因数分解:

$2^3\times 5^1\times {\mathrm{2159207}}^1$

素因数の和:2159218

約数の個数: 16

約数和(自身を含む): 194328720

約数和(自身を除く): 107960440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2159207, 4318414, 8636828, 10796035, 17273656, 21592070, 43184140, 86368280]

約数ペア:

[(1, 86368280), (2, 43184140), (4, 21592070), (5, 17273656), (8, 10796035), (10, 8636828), (20, 4318414), (40, 2159207)]