49936720

素因数分解:

$2^4\times 5^1\times {\mathrm{624209}}^1$

素因数の和:624222

約数の個数: 20

約数和(自身を含む): 116103060

約数和(自身を除く): 66166340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 624209, 1248418, 2496836, 3121045, 4993672, 6242090, 9987344, 12484180, 24968360, 49936720]

約数ペア:

[(1, 49936720), (2, 24968360), (4, 12484180), (5, 9987344), (8, 6242090), (10, 4993672), (16, 3121045), (20, 2496836), (40, 1248418), (80, 624209)]