2010876460

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1\times {\mathrm{1009}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 4254556320

約数和(自身を除く): 2243679860

約数列:

[1, 2, 4, 5, 10, 20, 251, 397, 502, 794, 1004, 1009, 1255, 1588, 1985, 2018, 2510, 3970, 4036, 5020, 5045, 7940, 10090, 20180, 99647, 199294, 253259, 398588, 400573, 498235, 506518, 801146, 996470, 1013036, 1266295, 1602292, 1992940, 2002865, 2532590, 4005730, 5065180, 8011460, 100543823, 201087646, 402175292, 502719115, 1005438230, 2010876460]

約数ペア:

[(1, 2010876460), (2, 1005438230), (4, 502719115), (5, 402175292), (10, 201087646), (20, 100543823), (251, 8011460), (397, 5065180), (502, 4005730), (794, 2532590), (1004, 2002865), (1009, 1992940), (1255, 1602292), (1588, 1266295), (1985, 1013036), (2018, 996470), (2510, 801146), (3970, 506518), (4036, 498235), (5020, 400573), (5045, 398588), (7940, 253259), (10090, 199294), (20180, 99647)]