220105844

素因数分解:

$2^2\times 7^3\times {\mathrm{137}}^1\times {\mathrm{1171}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 452860800

約数和(自身を除く): 232754956

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 137, 196, 274, 343, 548, 686, 959, 1171, 1372, 1918, 2342, 3836, 4684, 6713, 8197, 13426, 16394, 26852, 32788, 46991, 57379, 93982, 114758, 160427, 187964, 229516, 320854, 401653, 641708, 803306, 1122989, 1606612, 2245978, 4491956, 7860923, 15721846, 31443692, 55026461, 110052922, 220105844]

約数ペア:

[(1, 220105844), (2, 110052922), (4, 55026461), (7, 31443692), (14, 15721846), (28, 7860923), (49, 4491956), (98, 2245978), (137, 1606612), (196, 1122989), (274, 803306), (343, 641708), (548, 401653), (686, 320854), (959, 229516), (1171, 187964), (1372, 160427), (1918, 114758), (2342, 93982), (3836, 57379), (4684, 46991), (6713, 32788), (8197, 26852), (13426, 16394)]