16652120

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1973}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 37663920

約数和(自身を除く): 21011800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 1973, 2110, 3946, 4220, 7892, 8440, 9865, 15784, 19730, 39460, 78920, 416303, 832606, 1665212, 2081515, 3330424, 4163030, 8326060, 16652120]

約数ペア:

[(1, 16652120), (2, 8326060), (4, 4163030), (5, 3330424), (8, 2081515), (10, 1665212), (20, 832606), (40, 416303), (211, 78920), (422, 39460), (844, 19730), (1055, 15784), (1688, 9865), (1973, 8440), (2110, 7892), (3946, 4220)]