139722010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31973}}^1$

素因数の和:32022

約数の個数: 32

約数和(自身を含む): 276255360

約数和(自身を除く): 136533350

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 31973, 63946, 159865, 319730, 607487, 735379, 1214974, 1470758, 3037435, 3676895, 6074870, 7353790, 13972201, 27944402, 69861005, 139722010]

約数ペア:

[(1, 139722010), (2, 69861005), (5, 27944402), (10, 13972201), (19, 7353790), (23, 6074870), (38, 3676895), (46, 3037435), (95, 1470758), (115, 1214974), (190, 735379), (230, 607487), (437, 319730), (874, 159865), (2185, 63946), (4370, 31973)]