180858260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{15511}}^1$

素因数の和:15584

約数の個数: 48

約数和(自身を含む): 422174592

約数和(自身を除く): 241316332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 15511, 31022, 62044, 77555, 155110, 170621, 310220, 341242, 682484, 822083, 853105, 1644166, 1706210, 3288332, 3412420, 4110415, 8220830, 9042913, 16441660, 18085826, 36171652, 45214565, 90429130, 180858260]

約数ペア:

[(1, 180858260), (2, 90429130), (4, 45214565), (5, 36171652), (10, 18085826), (11, 16441660), (20, 9042913), (22, 8220830), (44, 4110415), (53, 3412420), (55, 3288332), (106, 1706210), (110, 1644166), (212, 853105), (220, 822083), (265, 682484), (530, 341242), (583, 310220), (1060, 170621), (1166, 155110), (2332, 77555), (2915, 62044), (5830, 31022), (11660, 15511)]