217553620

素因数分解:

$2^2\times 5^1\times {\mathrm{2017}}^1\times {\mathrm{5393}}^1$

素因数の和:7419

約数の個数: 24

約数和(自身を含む): 457173864

約数和(自身を除く): 239620244

約数列:

[1, 2, 4, 5, 10, 20, 2017, 4034, 5393, 8068, 10085, 10786, 20170, 21572, 26965, 40340, 53930, 107860, 10877681, 21755362, 43510724, 54388405, 108776810, 217553620]

約数ペア:

[(1, 217553620), (2, 108776810), (4, 54388405), (5, 43510724), (10, 21755362), (20, 10877681), (2017, 107860), (4034, 53930), (5393, 40340), (8068, 26965), (10085, 21572), (10786, 20170)]