2586128

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 5416320

約数和(自身を除く): 2830192

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 181, 188, 304, 362, 376, 724, 752, 893, 1448, 1786, 2896, 3439, 3572, 6878, 7144, 8507, 13756, 14288, 17014, 27512, 34028, 55024, 68056, 136112, 161633, 323266, 646532, 1293064, 2586128]

約数ペア:

[(1, 2586128), (2, 1293064), (4, 646532), (8, 323266), (16, 161633), (19, 136112), (38, 68056), (47, 55024), (76, 34028), (94, 27512), (152, 17014), (181, 14288), (188, 13756), (304, 8507), (362, 7144), (376, 6878), (724, 3572), (752, 3439), (893, 2896), (1448, 1786)]