12481180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 28030464

約数和(自身を除く): 15549284

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 631, 860, 989, 1262, 1978, 2524, 3155, 3956, 4945, 6310, 9890, 12620, 14513, 19780, 27133, 29026, 54266, 58052, 72565, 108532, 135665, 145130, 271330, 290260, 542660, 624059, 1248118, 2496236, 3120295, 6240590, 12481180]

約数ペア:

[(1, 12481180), (2, 6240590), (4, 3120295), (5, 2496236), (10, 1248118), (20, 624059), (23, 542660), (43, 290260), (46, 271330), (86, 145130), (92, 135665), (115, 108532), (172, 72565), (215, 58052), (230, 54266), (430, 29026), (460, 27133), (631, 19780), (860, 14513), (989, 12620), (1262, 9890), (1978, 6310), (2524, 4945), (3155, 3956)]