66410260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{474359}}^1$

素因数の和:474375

約数の個数: 24

約数和(自身を含む): 159384960

約数和(自身を除く): 92974700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 474359, 948718, 1897436, 2371795, 3320513, 4743590, 6641026, 9487180, 13282052, 16602565, 33205130, 66410260]

約数ペア:

[(1, 66410260), (2, 33205130), (4, 16602565), (5, 13282052), (7, 9487180), (10, 6641026), (14, 4743590), (20, 3320513), (28, 2371795), (35, 1897436), (70, 948718), (140, 474359)]