88818520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317209}}^1$

素因数の和:317227

約数の個数: 32

約数和(自身を含む): 228391200

約数和(自身を除く): 139572680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317209, 634418, 1268836, 1586045, 2220463, 2537672, 3172090, 4440926, 6344180, 8881852, 11102315, 12688360, 17763704, 22204630, 44409260, 88818520]

約数ペア:

[(1, 88818520), (2, 44409260), (4, 22204630), (5, 17763704), (7, 12688360), (8, 11102315), (10, 8881852), (14, 6344180), (20, 4440926), (28, 3172090), (35, 2537672), (40, 2220463), (56, 1586045), (70, 1268836), (140, 634418), (280, 317209)]