40002946

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2503}}^1$

素因数の和:2697

約数の個数: 16

約数和(自身を含む): 61478208

約数和(自身を除く): 21475262

約数列:

[1, 2, 61, 122, 131, 262, 2503, 5006, 7991, 15982, 152683, 305366, 327893, 655786, 20001473, 40002946]

約数ペア:

[(1, 40002946), (2, 20001473), (61, 655786), (122, 327893), (131, 305366), (262, 152683), (2503, 15982), (5006, 7991)]