240043984

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{15139}}^1$

素因数の和:16138

約数の個数: 20

約数和(自身を含む): 465585280

約数和(自身を除く): 225541296

約数列:

[1, 2, 4, 8, 16, 991, 1982, 3964, 7928, 15139, 15856, 30278, 60556, 121112, 242224, 15002749, 30005498, 60010996, 120021992, 240043984]

約数ペア:

[(1, 240043984), (2, 120021992), (4, 60010996), (8, 30005498), (16, 15002749), (991, 242224), (1982, 121112), (3964, 60556), (7928, 30278), (15139, 15856)]