2640316

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:746

約数の個数: 36

約数和(自身を含む): 5665800

約数和(自身を除く): 3025484

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 709, 931, 1418, 1862, 2836, 3724, 4963, 9926, 13471, 19852, 26942, 34741, 53884, 69482, 94297, 138964, 188594, 377188, 660079, 1320158, 2640316]

約数ペア:

[(1, 2640316), (2, 1320158), (4, 660079), (7, 377188), (14, 188594), (19, 138964), (28, 94297), (38, 69482), (49, 53884), (76, 34741), (98, 26942), (133, 19852), (196, 13471), (266, 9926), (532, 4963), (709, 3724), (931, 2836), (1418, 1862)]