13012240

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{523}}^1$

素因数の和:847

約数の個数: 40

約数和(自身を含む): 30408768

約数和(自身を除く): 17396528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 523, 622, 1046, 1244, 1555, 2092, 2488, 2615, 3110, 4184, 4976, 5230, 6220, 8368, 10460, 12440, 20920, 24880, 41840, 162653, 325306, 650612, 813265, 1301224, 1626530, 2602448, 3253060, 6506120, 13012240]

約数ペア:

[(1, 13012240), (2, 6506120), (4, 3253060), (5, 2602448), (8, 1626530), (10, 1301224), (16, 813265), (20, 650612), (40, 325306), (80, 162653), (311, 41840), (523, 24880), (622, 20920), (1046, 12440), (1244, 10460), (1555, 8368), (2092, 6220), (2488, 5230), (2615, 4976), (3110, 4184)]