190098260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{78553}}^1$

素因数の和:78584

約数の個数: 36

約数和(自身を含む): 438802644

約数和(自身を除く): 248704384

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 78553, 157106, 314212, 392765, 785530, 864083, 1571060, 1728166, 3456332, 4320415, 8640830, 9504913, 17281660, 19009826, 38019652, 47524565, 95049130, 190098260]

約数ペア:

[(1, 190098260), (2, 95049130), (4, 47524565), (5, 38019652), (10, 19009826), (11, 17281660), (20, 9504913), (22, 8640830), (44, 4320415), (55, 3456332), (110, 1728166), (121, 1571060), (220, 864083), (242, 785530), (484, 392765), (605, 314212), (1210, 157106), (2420, 78553)]