3945166820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{53881}}^1$

素因数の和:54420

約数の個数: 48

約数和(自身を含む): 9486680448

約数和(自身を除く): 5541513628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 2092, 2615, 3661, 5230, 7322, 10460, 14644, 18305, 36610, 53881, 73220, 107762, 215524, 269405, 377167, 538810, 754334, 1077620, 1508668, 1885835, 3771670, 7543340, 28179763, 56359526, 112719052, 140898815, 197258341, 281797630, 394516682, 563595260, 789033364, 986291705, 1972583410, 3945166820]

約数ペア:

[(1, 3945166820), (2, 1972583410), (4, 986291705), (5, 789033364), (7, 563595260), (10, 394516682), (14, 281797630), (20, 197258341), (28, 140898815), (35, 112719052), (70, 56359526), (140, 28179763), (523, 7543340), (1046, 3771670), (2092, 1885835), (2615, 1508668), (3661, 1077620), (5230, 754334), (7322, 538810), (10460, 377167), (14644, 269405), (18305, 215524), (36610, 107762), (53881, 73220)]