69621580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{497297}}^1$

素因数の和:497313

約数の個数: 24

約数和(自身を含む): 167092128

約数和(自身を除く): 97470548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 497297, 994594, 1989188, 2486485, 3481079, 4972970, 6962158, 9945940, 13924316, 17405395, 34810790, 69621580]

約数ペア:

[(1, 69621580), (2, 34810790), (4, 17405395), (5, 13924316), (7, 9945940), (10, 6962158), (14, 4972970), (20, 3481079), (28, 2486485), (35, 1989188), (70, 994594), (140, 497297)]