71890340

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50627}}^1$

素因数の和:50707

約数の個数: 24

約数和(自身を含む): 153099072

約数和(自身を除く): 81208732

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 50627, 101254, 202508, 253135, 506270, 1012540, 3594517, 7189034, 14378068, 17972585, 35945170, 71890340]

約数ペア:

[(1, 71890340), (2, 35945170), (4, 17972585), (5, 14378068), (10, 7189034), (20, 3594517), (71, 1012540), (142, 506270), (284, 253135), (355, 202508), (710, 101254), (1420, 50627)]