9968485960

素因数分解:

$2^3\times 5^1\times {\mathrm{6997}}^1\times {\mathrm{35617}}^1$

素因数の和:42625

約数の個数: 32

約数和(自身を含む): 22432928760

約数和(自身を除く): 12464442800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6997, 13994, 27988, 34985, 35617, 55976, 69970, 71234, 139940, 142468, 178085, 279880, 284936, 356170, 712340, 1424680, 249212149, 498424298, 996848596, 1246060745, 1993697192, 2492121490, 4984242980, 9968485960]

約数ペア:

[(1, 9968485960), (2, 4984242980), (4, 2492121490), (5, 1993697192), (8, 1246060745), (10, 996848596), (20, 498424298), (40, 249212149), (6997, 1424680), (13994, 712340), (27988, 356170), (34985, 284936), (35617, 279880), (55976, 178085), (69970, 142468), (71234, 139940)]