918963842540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{4216591}}^1$

素因数の和:4217258

約数の個数: 48

約数和(自身を含む): 2046531360384

約数和(自身を除く): 1127567517844

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 641, 1282, 2564, 3205, 6410, 10897, 12820, 21794, 43588, 54485, 108970, 217940, 4216591, 8433182, 16866364, 21082955, 42165910, 71682047, 84331820, 143364094, 286728188, 358410235, 716820470, 1433640940, 2702834831, 5405669662, 10811339324, 13514174155, 27028348310, 45948192127, 54056696620, 91896384254, 183792768508, 229740960635, 459481921270, 918963842540]

約数ペア:

[(1, 918963842540), (2, 459481921270), (4, 229740960635), (5, 183792768508), (10, 91896384254), (17, 54056696620), (20, 45948192127), (34, 27028348310), (68, 13514174155), (85, 10811339324), (170, 5405669662), (340, 2702834831), (641, 1433640940), (1282, 716820470), (2564, 358410235), (3205, 286728188), (6410, 143364094), (10897, 84331820), (12820, 71682047), (21794, 42165910), (43588, 21082955), (54485, 16866364), (108970, 8433182), (217940, 4216591)]