12451390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{25411}}^1$

素因数の和:25432

約数の個数: 24

約数和(自身を含む): 26072712

約数和(自身を除く): 13621322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 25411, 50822, 127055, 177877, 254110, 355754, 889385, 1245139, 1778770, 2490278, 6225695, 12451390]

約数ペア:

[(1, 12451390), (2, 6225695), (5, 2490278), (7, 1778770), (10, 1245139), (14, 889385), (35, 355754), (49, 254110), (70, 177877), (98, 127055), (245, 50822), (490, 25411)]