86370020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8353}}^1$

素因数の和:8420

約数の個数: 48

約数和(自身を含む): 202099968

約数和(自身を除く): 115729948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 8353, 10340, 16706, 33412, 41765, 83530, 91883, 167060, 183766, 367532, 392591, 459415, 785182, 918830, 1570364, 1837660, 1962955, 3925910, 4318501, 7851820, 8637002, 17274004, 21592505, 43185010, 86370020]

約数ペア:

[(1, 86370020), (2, 43185010), (4, 21592505), (5, 17274004), (10, 8637002), (11, 7851820), (20, 4318501), (22, 3925910), (44, 1962955), (47, 1837660), (55, 1570364), (94, 918830), (110, 785182), (188, 459415), (220, 392591), (235, 367532), (470, 183766), (517, 167060), (940, 91883), (1034, 83530), (2068, 41765), (2585, 33412), (5170, 16706), (8353, 10340)]