71199760

素因数分解:

$2^4\times 5^1\times {\mathrm{889997}}^1$

素因数の和:890010

約数の個数: 20

約数和(自身を含む): 165539628

約数和(自身を除く): 94339868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 889997, 1779994, 3559988, 4449985, 7119976, 8899970, 14239952, 17799940, 35599880, 71199760]

約数ペア:

[(1, 71199760), (2, 35599880), (4, 17799940), (5, 14239952), (8, 8899970), (10, 7119976), (16, 4449985), (20, 3559988), (40, 1779994), (80, 889997)]