40964008

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{557}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 79849800

約数和(自身を除く): 38885792

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 317, 557, 634, 1114, 1268, 2228, 2536, 4456, 9193, 16153, 18386, 32306, 36772, 64612, 73544, 129224, 176569, 353138, 706276, 1412552, 5120501, 10241002, 20482004, 40964008]

約数ペア:

[(1, 40964008), (2, 20482004), (4, 10241002), (8, 5120501), (29, 1412552), (58, 706276), (116, 353138), (232, 176569), (317, 129224), (557, 73544), (634, 64612), (1114, 36772), (1268, 32306), (2228, 18386), (2536, 16153), (4456, 9193)]