996888980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{743947}}^1$

素因数の和:744023

約数の個数: 24

約数和(自身を含む): 2124715488

約数和(自身を除く): 1127826508

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 743947, 1487894, 2975788, 3719735, 7439470, 14878940, 49844449, 99688898, 199377796, 249222245, 498444490, 996888980]

約数ペア:

[(1, 996888980), (2, 498444490), (4, 249222245), (5, 199377796), (10, 99688898), (20, 49844449), (67, 14878940), (134, 7439470), (268, 3719735), (335, 2975788), (670, 1487894), (1340, 743947)]