40401970

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{11779}}^1$

素因数の和:11807

約数の個数: 32

約数和(自身を含む): 84816000

約数和(自身を除く): 44414030

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 11779, 23558, 58895, 82453, 117790, 164906, 412265, 577171, 824530, 1154342, 2885855, 4040197, 5771710, 8080394, 20200985, 40401970]

約数ペア:

[(1, 40401970), (2, 20200985), (5, 8080394), (7, 5771710), (10, 4040197), (14, 2885855), (35, 1154342), (49, 824530), (70, 577171), (98, 412265), (245, 164906), (343, 117790), (490, 82453), (686, 58895), (1715, 23558), (3430, 11779)]