8796190940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{56509}}^1$

素因数の和:56742

約数の個数: 48

約数和(自身を含む): 19006347360

約数和(自身を除く): 10210156420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 181, 215, 362, 430, 724, 860, 905, 1810, 3620, 7783, 15566, 31132, 38915, 56509, 77830, 113018, 155660, 226036, 282545, 565090, 1130180, 2429887, 4859774, 9719548, 10228129, 12149435, 20456258, 24298870, 40912516, 48597740, 51140645, 102281290, 204562580, 439809547, 879619094, 1759238188, 2199047735, 4398095470, 8796190940]

約数ペア:

[(1, 8796190940), (2, 4398095470), (4, 2199047735), (5, 1759238188), (10, 879619094), (20, 439809547), (43, 204562580), (86, 102281290), (172, 51140645), (181, 48597740), (215, 40912516), (362, 24298870), (430, 20456258), (724, 12149435), (860, 10228129), (905, 9719548), (1810, 4859774), (3620, 2429887), (7783, 1130180), (15566, 565090), (31132, 282545), (38915, 226036), (56509, 155660), (77830, 113018)]