9968355640

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1819043}}^1$

素因数の和:1819191

約数の個数: 32

約数和(自身を含む): 22592526480

約数和(自身を除く): 12624170840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 1819043, 3638086, 7276172, 9095215, 14552344, 18190430, 36380860, 72761720, 249208891, 498417782, 996835564, 1246044455, 1993671128, 2492088910, 4984177820, 9968355640]

約数ペア:

[(1, 9968355640), (2, 4984177820), (4, 2492088910), (5, 1993671128), (8, 1246044455), (10, 996835564), (20, 498417782), (40, 249208891), (137, 72761720), (274, 36380860), (548, 18190430), (685, 14552344), (1096, 9095215), (1370, 7276172), (2740, 3638086), (5480, 1819043)]