4080342260

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{243167}}^1$

素因数の和:244015

約数の個数: 24

約数和(自身を含む): 8578967040

約数和(自身を除く): 4498624780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 4195, 8390, 16780, 243167, 486334, 972668, 1215835, 2431670, 4863340, 204017113, 408034226, 816068452, 1020085565, 2040171130, 4080342260]

約数ペア:

[(1, 4080342260), (2, 2040171130), (4, 1020085565), (5, 816068452), (10, 408034226), (20, 204017113), (839, 4863340), (1678, 2431670), (3356, 1215835), (4195, 972668), (8390, 486334), (16780, 243167)]