2778964

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 5105408

約数和(自身を除く): 2326444

約数列:

[1, 2, 4, 31, 62, 73, 124, 146, 292, 307, 614, 1228, 2263, 4526, 9052, 9517, 19034, 22411, 38068, 44822, 89644, 694741, 1389482, 2778964]

約数ペア:

[(1, 2778964), (2, 1389482), (4, 694741), (31, 89644), (62, 44822), (73, 38068), (124, 22411), (146, 19034), (292, 9517), (307, 9052), (614, 4526), (1228, 2263)]