40616672

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 85322160

約数和(自身を除く): 44705488

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 197, 272, 379, 394, 544, 758, 788, 1516, 1576, 3032, 3152, 3349, 6064, 6304, 6443, 6698, 12128, 12886, 13396, 25772, 26792, 51544, 53584, 74663, 103088, 107168, 149326, 206176, 298652, 597304, 1194608, 1269271, 2389216, 2538542, 5077084, 10154168, 20308336, 40616672]

約数ペア:

[(1, 40616672), (2, 20308336), (4, 10154168), (8, 5077084), (16, 2538542), (17, 2389216), (32, 1269271), (34, 1194608), (68, 597304), (136, 298652), (197, 206176), (272, 149326), (379, 107168), (394, 103088), (544, 74663), (758, 53584), (788, 51544), (1516, 26792), (1576, 25772), (3032, 13396), (3152, 12886), (3349, 12128), (6064, 6698), (6304, 6443)]