16880980

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1823}}^1$

素因数の和:2295

約数の個数: 24

約数和(自身を含む): 35546112

約数和(自身を除く): 18665132

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1823, 1852, 2315, 3646, 4630, 7292, 9115, 9260, 18230, 36460, 844049, 1688098, 3376196, 4220245, 8440490, 16880980]

約数ペア:

[(1, 16880980), (2, 8440490), (4, 4220245), (5, 3376196), (10, 1688098), (20, 844049), (463, 36460), (926, 18230), (1823, 9260), (1852, 9115), (2315, 7292), (3646, 4630)]