2019901550

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{762227}}^1$

素因数の和:762292

約数の個数: 24

約数和(自身を含む): 3827909016

約数和(自身を除く): 1808007466

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 762227, 1524454, 3811135, 7622270, 19055675, 38111350, 40398031, 80796062, 201990155, 403980310, 1009950775, 2019901550]

約数ペア:

[(1, 2019901550), (2, 1009950775), (5, 403980310), (10, 201990155), (25, 80796062), (50, 40398031), (53, 38111350), (106, 19055675), (265, 7622270), (530, 3811135), (1325, 1524454), (2650, 762227)]