71390240

素因数分解:

$2^5\times 5^1\times {\mathrm{446189}}^1$

素因数の和:446204

約数の個数: 24

約数和(自身を含む): 168659820

約数和(自身を除く): 97269580

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 446189, 892378, 1784756, 2230945, 3569512, 4461890, 7139024, 8923780, 14278048, 17847560, 35695120, 71390240]

約数ペア:

[(1, 71390240), (2, 35695120), (4, 17847560), (5, 14278048), (8, 8923780), (10, 7139024), (16, 4461890), (20, 3569512), (32, 2230945), (40, 1784756), (80, 892378), (160, 446189)]