40007030

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{81647}}^1$

素因数の和:81668

約数の個数: 24

約数和(自身を含む): 83770848

約数和(自身を除く): 43763818

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 81647, 163294, 408235, 571529, 816470, 1143058, 2857645, 4000703, 5715290, 8001406, 20003515, 40007030]

約数ペア:

[(1, 40007030), (2, 20003515), (5, 8001406), (7, 5715290), (10, 4000703), (14, 2857645), (35, 1143058), (49, 816470), (70, 571529), (98, 408235), (245, 163294), (490, 81647)]