12517880

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{839}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 28274400

約数和(自身を除く): 15756520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 839, 1492, 1678, 1865, 2984, 3356, 3730, 4195, 6712, 7460, 8390, 14920, 16780, 33560, 312947, 625894, 1251788, 1564735, 2503576, 3129470, 6258940, 12517880]

約数ペア:

[(1, 12517880), (2, 6258940), (4, 3129470), (5, 2503576), (8, 1564735), (10, 1251788), (20, 625894), (40, 312947), (373, 33560), (746, 16780), (839, 14920), (1492, 8390), (1678, 7460), (1865, 6712), (2984, 4195), (3356, 3730)]