1875687640

素因数分解:

$2^3\times 5^1\times {\mathrm{2137}}^1\times {\mathrm{21943}}^1$

素因数の和:24091

約数の個数: 32

約数和(自身を含む): 4222464480

約数和(自身を除く): 2346776840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2137, 4274, 8548, 10685, 17096, 21370, 21943, 42740, 43886, 85480, 87772, 109715, 175544, 219430, 438860, 877720, 46892191, 93784382, 187568764, 234460955, 375137528, 468921910, 937843820, 1875687640]

約数ペア:

[(1, 1875687640), (2, 937843820), (4, 468921910), (5, 375137528), (8, 234460955), (10, 187568764), (20, 93784382), (40, 46892191), (2137, 877720), (4274, 438860), (8548, 219430), (10685, 175544), (17096, 109715), (21370, 87772), (21943, 85480), (42740, 43886)]