27976720

素因数分解:

$2^4\times 5^1\times {\mathrm{349709}}^1$

素因数の和:349722

約数の個数: 20

約数和(自身を含む): 65046060

約数和(自身を除く): 37069340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349709, 699418, 1398836, 1748545, 2797672, 3497090, 5595344, 6994180, 13988360, 27976720]

約数ペア:

[(1, 27976720), (2, 13988360), (4, 6994180), (5, 5595344), (8, 3497090), (10, 2797672), (16, 1748545), (20, 1398836), (40, 699418), (80, 349709)]