1390944944

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{131519}}^1$

素因数の和:132188

約数の個数: 20

約数和(自身を含む): 2699053440

約数和(自身を除く): 1308108496

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 131519, 263038, 526076, 1052152, 2104304, 86934059, 173868118, 347736236, 695472472, 1390944944]

約数ペア:

[(1, 1390944944), (2, 695472472), (4, 347736236), (8, 173868118), (16, 86934059), (661, 2104304), (1322, 1052152), (2644, 526076), (5288, 263038), (10576, 131519)]