336680451080

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{13009291}}^1$

素因数の和:13009949

約数の個数: 32

約数和(自身を含む): 758701909440

約数和(自身を除く): 422021458360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2588, 3235, 5176, 6470, 12940, 25880, 13009291, 26018582, 52037164, 65046455, 104074328, 130092910, 260185820, 520371640, 8417011277, 16834022554, 33668045108, 42085056385, 67336090216, 84170112770, 168340225540, 336680451080]

約数ペア:

[(1, 336680451080), (2, 168340225540), (4, 84170112770), (5, 67336090216), (8, 42085056385), (10, 33668045108), (20, 16834022554), (40, 8417011277), (647, 520371640), (1294, 260185820), (2588, 130092910), (3235, 104074328), (5176, 65046455), (6470, 52037164), (12940, 26018582), (25880, 13009291)]