411380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 879648

約数和(自身を除く): 468268

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 307, 335, 614, 670, 1228, 1340, 1535, 3070, 6140, 20569, 41138, 82276, 102845, 205690, 411380]

約数ペア:

[(1, 411380), (2, 205690), (4, 102845), (5, 82276), (10, 41138), (20, 20569), (67, 6140), (134, 3070), (268, 1535), (307, 1340), (335, 1228), (614, 670)]