1640239248

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{560191}}^1$

素因数の和:560263

約数の個数: 40

約数和(自身を含む): 4306756096

約数和(自身を除く): 2666516848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 560191, 1120382, 1680573, 2240764, 3361146, 4481528, 6722292, 8963056, 13444584, 26889168, 34171651, 68343302, 102514953, 136686604, 205029906, 273373208, 410059812, 546746416, 820119624, 1640239248]

約数ペア:

[(1, 1640239248), (2, 820119624), (3, 546746416), (4, 410059812), (6, 273373208), (8, 205029906), (12, 136686604), (16, 102514953), (24, 68343302), (48, 34171651), (61, 26889168), (122, 13444584), (183, 8963056), (244, 6722292), (366, 4481528), (488, 3361146), (732, 2240764), (976, 1680573), (1464, 1120382), (2928, 560191)]