1489714900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{209819}}^1$

素因数の和:209904

約数の個数: 36

約数和(自身を含む): 3278227680

約数和(自身を除く): 1788512780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 209819, 419638, 839276, 1049095, 2098190, 4196380, 5245475, 10490950, 14897149, 20981900, 29794298, 59588596, 74485745, 148971490, 297942980, 372428725, 744857450, 1489714900]

約数ペア:

[(1, 1489714900), (2, 744857450), (4, 372428725), (5, 297942980), (10, 148971490), (20, 74485745), (25, 59588596), (50, 29794298), (71, 20981900), (100, 14897149), (142, 10490950), (284, 5245475), (355, 4196380), (710, 2098190), (1420, 1049095), (1775, 839276), (3550, 419638), (7100, 209819)]