279687130

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{25873}}^1$

素因数の和:25950

約数の個数: 32

約数和(自身を含む): 536523264

約数和(自身を除く): 256836134

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 10810, 25873, 51746, 129365, 258730, 595079, 1190158, 1216031, 2432062, 2975395, 5950790, 6080155, 12160310, 27968713, 55937426, 139843565, 279687130]

約数ペア:

[(1, 279687130), (2, 139843565), (5, 55937426), (10, 27968713), (23, 12160310), (46, 6080155), (47, 5950790), (94, 2975395), (115, 2432062), (230, 1216031), (235, 1190158), (470, 595079), (1081, 258730), (2162, 129365), (5405, 51746), (10810, 25873)]