1321736110

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{809}}^1\times {\mathrm{821}}^1$

素因数の和:1836

約数の個数: 32

約数和(自身を含む): 2396952000

約数和(自身を除く): 1075215890

約数列:

[1, 2, 5, 10, 199, 398, 809, 821, 995, 1618, 1642, 1990, 4045, 4105, 8090, 8210, 160991, 163379, 321982, 326758, 664189, 804955, 816895, 1328378, 1609910, 1633790, 3320945, 6641890, 132173611, 264347222, 660868055, 1321736110]

約数ペア:

[(1, 1321736110), (2, 660868055), (5, 264347222), (10, 132173611), (199, 6641890), (398, 3320945), (809, 1633790), (821, 1609910), (995, 1328378), (1618, 816895), (1642, 804955), (1990, 664189), (4045, 326758), (4105, 321982), (8090, 163379), (8210, 160991)]