8557480

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{613}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 19341000

約数和(自身を除く): 10783520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 613, 698, 1226, 1396, 1745, 2452, 2792, 3065, 3490, 4904, 6130, 6980, 12260, 13960, 24520, 213937, 427874, 855748, 1069685, 1711496, 2139370, 4278740, 8557480]

約数ペア:

[(1, 8557480), (2, 4278740), (4, 2139370), (5, 1711496), (8, 1069685), (10, 855748), (20, 427874), (40, 213937), (349, 24520), (613, 13960), (698, 12260), (1226, 6980), (1396, 6130), (1745, 4904), (2452, 3490), (2792, 3065)]