12853480

素因数分解:

$2^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{839}}^1$

素因数の和:1233

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 16176920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 383, 766, 839, 1532, 1678, 1915, 3064, 3356, 3830, 4195, 6712, 7660, 8390, 15320, 16780, 33560, 321337, 642674, 1285348, 1606685, 2570696, 3213370, 6426740, 12853480]

約数ペア:

[(1, 12853480), (2, 6426740), (4, 3213370), (5, 2570696), (8, 1606685), (10, 1285348), (20, 642674), (40, 321337), (383, 33560), (766, 16780), (839, 15320), (1532, 8390), (1678, 7660), (1915, 6712), (3064, 4195), (3356, 3830)]