12709100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6689}}^1$

素因数の和:6722

約数の個数: 36

約数和(自身を含む): 29034600

約数和(自身を除く): 16325500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 6689, 13378, 26756, 33445, 66890, 127091, 133780, 167225, 254182, 334450, 508364, 635455, 668900, 1270910, 2541820, 3177275, 6354550, 12709100]

約数ペア:

[(1, 12709100), (2, 6354550), (4, 3177275), (5, 2541820), (10, 1270910), (19, 668900), (20, 635455), (25, 508364), (38, 334450), (50, 254182), (76, 167225), (95, 133780), (100, 127091), (190, 66890), (380, 33445), (475, 26756), (950, 13378), (1900, 6689)]