86723140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{88493}}^1$

素因数の和:88516

約数の個数: 36

約数和(自身を含む): 211854636

約数和(自身を除く): 125131496

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 88493, 176986, 353972, 442465, 619451, 884930, 1238902, 1769860, 2477804, 3097255, 4336157, 6194510, 8672314, 12389020, 17344628, 21680785, 43361570, 86723140]

約数ペア:

[(1, 86723140), (2, 43361570), (4, 21680785), (5, 17344628), (7, 12389020), (10, 8672314), (14, 6194510), (20, 4336157), (28, 3097255), (35, 2477804), (49, 1769860), (70, 1238902), (98, 884930), (140, 619451), (196, 442465), (245, 353972), (490, 176986), (980, 88493)]