87368660

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{12517}}^1$

素因数の和:12875

約数の個数: 24

約数和(自身を含む): 184014600

約数和(自身を除く): 96645940

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 12517, 25034, 50068, 62585, 125170, 250340, 4368433, 8736866, 17473732, 21842165, 43684330, 87368660]

約数ペア:

[(1, 87368660), (2, 43684330), (4, 21842165), (5, 17473732), (10, 8736866), (20, 4368433), (349, 250340), (698, 125170), (1396, 62585), (1745, 50068), (3490, 25034), (6980, 12517)]