40841905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 58351104

約数和(自身を除く): 17509199

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1607, 1955, 5083, 8035, 20891, 25415, 27319, 36961, 104455, 136595, 184805, 355147, 480493, 628337, 1775735, 2402465, 3141685, 8168381, 40841905]

約数ペア:

[(1, 40841905), (5, 8168381), (13, 3141685), (17, 2402465), (23, 1775735), (65, 628337), (85, 480493), (115, 355147), (221, 184805), (299, 136595), (391, 104455), (1105, 36961), (1495, 27319), (1607, 25415), (1955, 20891), (5083, 8035)]