86793880

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6977}}^1$

素因数の和:7299

約数の個数: 32

約数和(自身を含む): 195942240

約数和(自身を除く): 109148360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2488, 3110, 6220, 6977, 12440, 13954, 27908, 34885, 55816, 69770, 139540, 279080, 2169847, 4339694, 8679388, 10849235, 17358776, 21698470, 43396940, 86793880]

約数ペア:

[(1, 86793880), (2, 43396940), (4, 21698470), (5, 17358776), (8, 10849235), (10, 8679388), (20, 4339694), (40, 2169847), (311, 279080), (622, 139540), (1244, 69770), (1555, 55816), (2488, 34885), (3110, 27908), (6220, 13954), (6977, 12440)]