260087140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{156679}}^1$

素因数の和:156771

約数の個数: 24

約数和(自身を含む): 552767040

約数和(自身を除く): 292679900

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 156679, 313358, 626716, 783395, 1566790, 3133580, 13004357, 26008714, 52017428, 65021785, 130043570, 260087140]

約数ペア:

[(1, 260087140), (2, 130043570), (4, 65021785), (5, 52017428), (10, 26008714), (20, 13004357), (83, 3133580), (166, 1566790), (332, 783395), (415, 626716), (830, 313358), (1660, 156679)]