68022640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{121469}}^1$

素因数の和:121489

約数の個数: 40

約数和(自身を含む): 180747360

約数和(自身を除く): 112724720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 121469, 242938, 485876, 607345, 850283, 971752, 1214690, 1700566, 1943504, 2429380, 3401132, 4251415, 4858760, 6802264, 8502830, 9717520, 13604528, 17005660, 34011320, 68022640]

約数ペア:

[(1, 68022640), (2, 34011320), (4, 17005660), (5, 13604528), (7, 9717520), (8, 8502830), (10, 6802264), (14, 4858760), (16, 4251415), (20, 3401132), (28, 2429380), (35, 1943504), (40, 1700566), (56, 1214690), (70, 971752), (80, 850283), (112, 607345), (140, 485876), (280, 242938), (560, 121469)]