85640660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5717}}^1$

素因数の和:5840

約数の個数: 48

約数和(自身を含む): 207494784

約数和(自身を除く): 121854124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 5717, 7490, 11434, 14980, 22868, 28585, 40019, 57170, 80038, 114340, 160076, 200095, 400190, 611719, 800380, 1223438, 2446876, 3058595, 4282033, 6117190, 8564066, 12234380, 17128132, 21410165, 42820330, 85640660]

約数ペア:

[(1, 85640660), (2, 42820330), (4, 21410165), (5, 17128132), (7, 12234380), (10, 8564066), (14, 6117190), (20, 4282033), (28, 3058595), (35, 2446876), (70, 1223438), (107, 800380), (140, 611719), (214, 400190), (428, 200095), (535, 160076), (749, 114340), (1070, 80038), (1498, 57170), (2140, 40019), (2996, 28585), (3745, 22868), (5717, 14980), (7490, 11434)]