66786820

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{56599}}^1$

素因数の和:56667

約数の個数: 24

約数和(自身を含む): 142632000

約数和(自身を除く): 75845180

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 56599, 113198, 226396, 282995, 565990, 1131980, 3339341, 6678682, 13357364, 16696705, 33393410, 66786820]

約数ペア:

[(1, 66786820), (2, 33393410), (4, 16696705), (5, 13357364), (10, 6678682), (20, 3339341), (59, 1131980), (118, 565990), (236, 282995), (295, 226396), (590, 113198), (1180, 56599)]