2294890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 4515840

約数和(自身を除く): 2220950

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 139, 254, 278, 635, 695, 1270, 1390, 1651, 1807, 3302, 3614, 8255, 9035, 16510, 17653, 18070, 35306, 88265, 176530, 229489, 458978, 1147445, 2294890]

約数ペア:

[(1, 2294890), (2, 1147445), (5, 458978), (10, 229489), (13, 176530), (26, 88265), (65, 35306), (127, 18070), (130, 17653), (139, 16510), (254, 9035), (278, 8255), (635, 3614), (695, 3302), (1270, 1807), (1390, 1651)]