39065740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{39863}}^1$

素因数の和:39886

約数の個数: 36

約数和(自身を含む): 95434416

約数和(自身を除く): 56368676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 39863, 79726, 159452, 199315, 279041, 398630, 558082, 797260, 1116164, 1395205, 1953287, 2790410, 3906574, 5580820, 7813148, 9766435, 19532870, 39065740]

約数ペア:

[(1, 39065740), (2, 19532870), (4, 9766435), (5, 7813148), (7, 5580820), (10, 3906574), (14, 2790410), (20, 1953287), (28, 1395205), (35, 1116164), (49, 797260), (70, 558082), (98, 398630), (140, 279041), (196, 199315), (245, 159452), (490, 79726), (980, 39863)]