2978288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 6197520

約数和(自身を除く): 3219232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 101, 152, 194, 202, 304, 388, 404, 776, 808, 1552, 1616, 1843, 1919, 3686, 3838, 7372, 7676, 9797, 14744, 15352, 19594, 29488, 30704, 39188, 78376, 156752, 186143, 372286, 744572, 1489144, 2978288]

約数ペア:

[(1, 2978288), (2, 1489144), (4, 744572), (8, 372286), (16, 186143), (19, 156752), (38, 78376), (76, 39188), (97, 30704), (101, 29488), (152, 19594), (194, 15352), (202, 14744), (304, 9797), (388, 7676), (404, 7372), (776, 3838), (808, 3686), (1552, 1919), (1616, 1843)]