71153320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{254119}}^1$

素因数の和:254137

約数の個数: 32

約数和(自身を含む): 182966400

約数和(自身を除く): 111813080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 254119, 508238, 1016476, 1270595, 1778833, 2032952, 2541190, 3557666, 5082380, 7115332, 8894165, 10164760, 14230664, 17788330, 35576660, 71153320]

約数ペア:

[(1, 71153320), (2, 35576660), (4, 17788330), (5, 14230664), (7, 10164760), (8, 8894165), (10, 7115332), (14, 5082380), (20, 3557666), (28, 2541190), (35, 2032952), (40, 1778833), (56, 1270595), (70, 1016476), (140, 508238), (280, 254119)]