1220781310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1493}}^1\times {\mathrm{11681}}^1$

素因数の和:13188

約数の個数: 32

約数和(自身を含む): 2513218752

約数和(自身を除く): 1292437442

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1493, 2986, 7465, 10451, 11681, 14930, 20902, 23362, 52255, 58405, 81767, 104510, 116810, 163534, 408835, 817670, 17439733, 34879466, 87198665, 122078131, 174397330, 244156262, 610390655, 1220781310]

約数ペア:

[(1, 1220781310), (2, 610390655), (5, 244156262), (7, 174397330), (10, 122078131), (14, 87198665), (35, 34879466), (70, 17439733), (1493, 817670), (2986, 408835), (7465, 163534), (10451, 116810), (11681, 104510), (14930, 81767), (20902, 58405), (23362, 52255)]