2081488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:235

約数の個数: 40

約数和(自身を含む): 4374720

約数和(自身を除く): 2293232

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 167, 304, 328, 334, 656, 668, 779, 1336, 1558, 2672, 3116, 3173, 6232, 6346, 6847, 12464, 12692, 13694, 25384, 27388, 50768, 54776, 109552, 130093, 260186, 520372, 1040744, 2081488]

約数ペア:

[(1, 2081488), (2, 1040744), (4, 520372), (8, 260186), (16, 130093), (19, 109552), (38, 54776), (41, 50768), (76, 27388), (82, 25384), (152, 13694), (164, 12692), (167, 12464), (304, 6847), (328, 6346), (334, 6232), (656, 3173), (668, 3116), (779, 2672), (1336, 1558)]