91865180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1979}}^1$

素因数の和:2210

約数の個数: 48

約数和(自身を含む): 211559040

約数和(自身を除く): 119693860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 844, 1055, 1979, 2110, 2321, 3958, 4220, 4642, 7916, 9284, 9895, 11605, 19790, 21769, 23210, 39580, 43538, 46420, 87076, 108845, 217690, 417569, 435380, 835138, 1670276, 2087845, 4175690, 4593259, 8351380, 9186518, 18373036, 22966295, 45932590, 91865180]

約数ペア:

[(1, 91865180), (2, 45932590), (4, 22966295), (5, 18373036), (10, 9186518), (11, 8351380), (20, 4593259), (22, 4175690), (44, 2087845), (55, 1670276), (110, 835138), (211, 435380), (220, 417569), (422, 217690), (844, 108845), (1055, 87076), (1979, 46420), (2110, 43538), (2321, 39580), (3958, 23210), (4220, 21769), (4642, 19790), (7916, 11605), (9284, 9895)]