2578604

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 5617920

約数和(自身を除く): 3039316

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 131, 133, 148, 259, 262, 266, 518, 524, 532, 703, 917, 1036, 1406, 1834, 2489, 2812, 3668, 4847, 4921, 4978, 9694, 9842, 9956, 17423, 19388, 19684, 33929, 34846, 67858, 69692, 92093, 135716, 184186, 368372, 644651, 1289302, 2578604]

約数ペア:

[(1, 2578604), (2, 1289302), (4, 644651), (7, 368372), (14, 184186), (19, 135716), (28, 92093), (37, 69692), (38, 67858), (74, 34846), (76, 33929), (131, 19684), (133, 19388), (148, 17423), (259, 9956), (262, 9842), (266, 9694), (518, 4978), (524, 4921), (532, 4847), (703, 3668), (917, 2812), (1036, 2489), (1406, 1834)]