17506220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2003}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 40400640

約数和(自身を除く): 22894420

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2003, 2185, 4006, 4370, 8012, 8740, 10015, 20030, 38057, 40060, 46069, 76114, 92138, 152228, 184276, 190285, 230345, 380570, 460690, 761140, 875311, 921380, 1750622, 3501244, 4376555, 8753110, 17506220]

約数ペア:

[(1, 17506220), (2, 8753110), (4, 4376555), (5, 3501244), (10, 1750622), (19, 921380), (20, 875311), (23, 761140), (38, 460690), (46, 380570), (76, 230345), (92, 190285), (95, 184276), (115, 152228), (190, 92138), (230, 76114), (380, 46069), (437, 40060), (460, 38057), (874, 20030), (1748, 10015), (2003, 8740), (2185, 8012), (4006, 4370)]