28656370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3209}}^1$

素因数の和:3282

約数の個数: 32

約数和(自身を含む): 55468800

約数和(自身を除く): 26812430

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 3209, 4465, 6418, 8930, 16045, 32090, 60971, 121942, 150823, 301646, 304855, 609710, 754115, 1508230, 2865637, 5731274, 14328185, 28656370]

約数ペア:

[(1, 28656370), (2, 14328185), (5, 5731274), (10, 2865637), (19, 1508230), (38, 754115), (47, 609710), (94, 304855), (95, 301646), (190, 150823), (235, 121942), (470, 60971), (893, 32090), (1786, 16045), (3209, 8930), (4465, 6418)]