40011908

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1747

約数の個数: 24

約数和(自身を含む): 71850240

約数和(自身を除く): 31838332

約数列:

[1, 2, 4, 71, 89, 142, 178, 284, 356, 1583, 3166, 6319, 6332, 12638, 25276, 112393, 140887, 224786, 281774, 449572, 563548, 10002977, 20005954, 40011908]

約数ペア:

[(1, 40011908), (2, 20005954), (4, 10002977), (71, 563548), (89, 449572), (142, 281774), (178, 224786), (284, 140887), (356, 112393), (1583, 25276), (3166, 12638), (6319, 6332)]