2004407845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 2791464192

約数和(自身を除く): 787056347

約数列:

[1, 5, 11, 37, 55, 61, 67, 185, 241, 305, 335, 407, 671, 737, 1205, 2035, 2257, 2479, 2651, 3355, 3685, 4087, 8917, 11285, 12395, 13255, 14701, 16147, 20435, 24827, 27269, 44585, 44957, 73505, 80735, 98087, 124135, 136345, 151219, 161711, 177617, 224785, 490435, 543937, 597439, 756095, 808555, 888085, 984967, 1663409, 2719685, 2987195, 4924835, 5983307, 6571829, 8317045, 10834637, 29916535, 32859145, 36443779, 54173185, 182218895, 400881569, 2004407845]

約数ペア:

[(1, 2004407845), (5, 400881569), (11, 182218895), (37, 54173185), (55, 36443779), (61, 32859145), (67, 29916535), (185, 10834637), (241, 8317045), (305, 6571829), (335, 5983307), (407, 4924835), (671, 2987195), (737, 2719685), (1205, 1663409), (2035, 984967), (2257, 888085), (2479, 808555), (2651, 756095), (3355, 597439), (3685, 543937), (4087, 490435), (8917, 224785), (11285, 177617), (12395, 161711), (13255, 151219), (14701, 136345), (16147, 124135), (20435, 98087), (24827, 80735), (27269, 73505), (44585, 44957)]