199339960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293147}}^1$

素因数の和:293175

約数の個数: 32

約数和(自身を含む): 474899760

約数和(自身を除く): 275559800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 293147, 586294, 1172588, 1465735, 2345176, 2931470, 4983499, 5862940, 9966998, 11725880, 19933996, 24917495, 39867992, 49834990, 99669980, 199339960]

約数ペア:

[(1, 199339960), (2, 99669980), (4, 49834990), (5, 39867992), (8, 24917495), (10, 19933996), (17, 11725880), (20, 9966998), (34, 5862940), (40, 4983499), (68, 2931470), (85, 2345176), (136, 1465735), (170, 1172588), (340, 586294), (680, 293147)]