12839340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{213989}}^1$

素因数の和:214001

約数の個数: 24

約数和(自身を含む): 35950320

約数和(自身を除く): 23110980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 213989, 427978, 641967, 855956, 1069945, 1283934, 2139890, 2567868, 3209835, 4279780, 6419670, 12839340]

約数ペア:

[(1, 12839340), (2, 6419670), (3, 4279780), (4, 3209835), (5, 2567868), (6, 2139890), (10, 1283934), (12, 1069945), (15, 855956), (20, 641967), (30, 427978), (60, 213989)]