939401754860

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{21739}}^1\times {\mathrm{45971}}^1$

素因数の和:67766

約数の個数: 48

約数和(自身を含む): 2014853460480

約数和(自身を除く): 1075451705620

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 21739, 43478, 45971, 86956, 91942, 108695, 183884, 217390, 229855, 434780, 459710, 919420, 1021733, 2043466, 2160637, 4086932, 4321274, 5108665, 8642548, 10217330, 10803185, 20434660, 21606370, 43212740, 999363569, 1998727138, 3997454276, 4996817845, 9993635690, 19987271380, 46970087743, 93940175486, 187880350972, 234850438715, 469700877430, 939401754860]

約数ペア:

[(1, 939401754860), (2, 469700877430), (4, 234850438715), (5, 187880350972), (10, 93940175486), (20, 46970087743), (47, 19987271380), (94, 9993635690), (188, 4996817845), (235, 3997454276), (470, 1998727138), (940, 999363569), (21739, 43212740), (43478, 21606370), (45971, 20434660), (86956, 10803185), (91942, 10217330), (108695, 8642548), (183884, 5108665), (217390, 4321274), (229855, 4086932), (434780, 2160637), (459710, 2043466), (919420, 1021733)]