1520671390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{3103411}}^1$

素因数の和:3103432

約数の個数: 24

約数和(自身を含む): 3184100712

約数和(自身を除く): 1663429322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 3103411, 6206822, 15517055, 21723877, 31034110, 43447754, 108619385, 152067139, 217238770, 304134278, 760335695, 1520671390]

約数ペア:

[(1, 1520671390), (2, 760335695), (5, 304134278), (7, 217238770), (10, 152067139), (14, 108619385), (35, 43447754), (49, 31034110), (70, 21723877), (98, 15517055), (245, 6206822), (490, 3103411)]