409023560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{84509}}^1$

素因数の和:84542

約数の個数: 48

約数和(自身を含む): 1011584700

約数和(自身を除く): 602561140

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 84509, 169018, 338036, 422545, 676072, 845090, 929599, 1690180, 1859198, 3380360, 3718396, 4647995, 7436792, 9295990, 10225589, 18591980, 20451178, 37183960, 40902356, 51127945, 81804712, 102255890, 204511780, 409023560]

約数ペア:

[(1, 409023560), (2, 204511780), (4, 102255890), (5, 81804712), (8, 51127945), (10, 40902356), (11, 37183960), (20, 20451178), (22, 18591980), (40, 10225589), (44, 9295990), (55, 7436792), (88, 4647995), (110, 3718396), (121, 3380360), (220, 1859198), (242, 1690180), (440, 929599), (484, 845090), (605, 676072), (968, 422545), (1210, 338036), (2420, 169018), (4840, 84509)]