19470296680

素因数分解:

$2^3\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{412157}}^1$

素因数の和:413349

約数の個数: 32

約数和(自身を含む): 43845368040

約数和(自身を除く): 24375071360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1181, 2362, 4724, 5905, 9448, 11810, 23620, 47240, 412157, 824314, 1648628, 2060785, 3297256, 4121570, 8243140, 16486280, 486757417, 973514834, 1947029668, 2433787085, 3894059336, 4867574170, 9735148340, 19470296680]

約数ペア:

[(1, 19470296680), (2, 9735148340), (4, 4867574170), (5, 3894059336), (8, 2433787085), (10, 1947029668), (20, 973514834), (40, 486757417), (1181, 16486280), (2362, 8243140), (4724, 4121570), (5905, 3297256), (9448, 2060785), (11810, 1648628), (23620, 824314), (47240, 412157)]