131072140

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{11981}}^1$

素因数の和:12537

約数の個数: 24

約数和(自身を含む): 275777712

約数和(自身を除く): 144705572

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 10940, 11981, 23962, 47924, 59905, 119810, 239620, 6553607, 13107214, 26214428, 32768035, 65536070, 131072140]

約数ペア:

[(1, 131072140), (2, 65536070), (4, 32768035), (5, 26214428), (10, 13107214), (20, 6553607), (547, 239620), (1094, 119810), (2188, 59905), (2735, 47924), (5470, 23962), (10940, 11981)]