320520068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{11329}}^1$

素因数の和:11987

約数の個数: 24

約数和(自身を含む): 612907680

約数和(自身を除く): 292387612

約数列:

[1, 2, 4, 11, 22, 44, 643, 1286, 2572, 7073, 11329, 14146, 22658, 28292, 45316, 124619, 249238, 498476, 7284547, 14569094, 29138188, 80130017, 160260034, 320520068]

約数ペア:

[(1, 320520068), (2, 160260034), (4, 80130017), (11, 29138188), (22, 14569094), (44, 7284547), (643, 498476), (1286, 249238), (2572, 124619), (7073, 45316), (11329, 28292), (14146, 22658)]