12489040

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1459}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 29328480

約数和(自身を除く): 16839440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1459, 1712, 2140, 2918, 4280, 5836, 7295, 8560, 11672, 14590, 23344, 29180, 58360, 116720, 156113, 312226, 624452, 780565, 1248904, 1561130, 2497808, 3122260, 6244520, 12489040]

約数ペア:

[(1, 12489040), (2, 6244520), (4, 3122260), (5, 2497808), (8, 1561130), (10, 1248904), (16, 780565), (20, 624452), (40, 312226), (80, 156113), (107, 116720), (214, 58360), (428, 29180), (535, 23344), (856, 14590), (1070, 11672), (1459, 8560), (1712, 7295), (2140, 5836), (2918, 4280)]