16525480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13327}}^1$

素因数の和:13369

約数の個数: 32

約数和(自身を含む): 38384640

約数和(自身を除く): 21859160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13327, 26654, 53308, 66635, 106616, 133270, 266540, 413137, 533080, 826274, 1652548, 2065685, 3305096, 4131370, 8262740, 16525480]

約数ペア:

[(1, 16525480), (2, 8262740), (4, 4131370), (5, 3305096), (8, 2065685), (10, 1652548), (20, 826274), (31, 533080), (40, 413137), (62, 266540), (124, 133270), (155, 106616), (248, 66635), (310, 53308), (620, 26654), (1240, 13327)]