869023838960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{252623209}}^1$

素因数の和:252623265

約数の個数: 40

約数和(自身を含む): 2067468350640

約数和(自身を除く): 1198444511680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 252623209, 505246418, 1010492836, 1263116045, 2020985672, 2526232090, 4041971344, 5052464180, 10104928360, 10862797987, 20209856720, 21725595974, 43451191948, 54313989935, 86902383896, 108627979870, 173804767792, 217255959740, 434511919480, 869023838960]

約数ペア:

[(1, 869023838960), (2, 434511919480), (4, 217255959740), (5, 173804767792), (8, 108627979870), (10, 86902383896), (16, 54313989935), (20, 43451191948), (40, 21725595974), (43, 20209856720), (80, 10862797987), (86, 10104928360), (172, 5052464180), (215, 4041971344), (344, 2526232090), (430, 2020985672), (688, 1263116045), (860, 1010492836), (1720, 505246418), (3440, 252623209)]