2758192

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 5783360

約数和(自身を除く): 3025168

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 211, 304, 344, 422, 688, 817, 844, 1634, 1688, 3268, 3376, 4009, 6536, 8018, 9073, 13072, 16036, 18146, 32072, 36292, 64144, 72584, 145168, 172387, 344774, 689548, 1379096, 2758192]

約数ペア:

[(1, 2758192), (2, 1379096), (4, 689548), (8, 344774), (16, 172387), (19, 145168), (38, 72584), (43, 64144), (76, 36292), (86, 32072), (152, 18146), (172, 16036), (211, 13072), (304, 9073), (344, 8018), (422, 6536), (688, 4009), (817, 3376), (844, 3268), (1634, 1688)]