40781296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{823}}^1$

素因数の和:1013

約数の個数: 40

約数和(自身を含む): 83784320

約数和(自身を除く): 43003024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 163, 304, 326, 652, 823, 1304, 1646, 2608, 3097, 3292, 6194, 6584, 12388, 13168, 15637, 24776, 31274, 49552, 62548, 125096, 134149, 250192, 268298, 536596, 1073192, 2146384, 2548831, 5097662, 10195324, 20390648, 40781296]

約数ペア:

[(1, 40781296), (2, 20390648), (4, 10195324), (8, 5097662), (16, 2548831), (19, 2146384), (38, 1073192), (76, 536596), (152, 268298), (163, 250192), (304, 134149), (326, 125096), (652, 62548), (823, 49552), (1304, 31274), (1646, 24776), (2608, 15637), (3097, 13168), (3292, 12388), (6194, 6584)]