2137863.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11437}}^1$

素因数の和:11605

約数の個数: 32

約数和(自身を含む): 162648360

約数和(自身を除く): 90824000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 11437, 22874, 45748, 57185, 91496, 114370, 228740, 457480, 1795609, 3591218, 7182436, 8978045, 14364872, 17956090, 35912180, 71824360]

約数ペア:

[(1, 71824360), (2, 35912180), (4, 17956090), (5, 14364872), (8, 8978045), (10, 7182436), (20, 3591218), (40, 1795609), (157, 457480), (314, 228740), (628, 114370), (785, 91496), (1256, 57185), (1570, 45748), (3140, 22874), (6280, 11437)]