16630280

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2297}}^1$

素因数の和:2489

約数の個数: 32

約数和(自身を含む): 37641240

約数和(自身を除く): 21010960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 2297, 3620, 4594, 7240, 9188, 11485, 18376, 22970, 45940, 91880, 415757, 831514, 1663028, 2078785, 3326056, 4157570, 8315140, 16630280]

約数ペア:

[(1, 16630280), (2, 8315140), (4, 4157570), (5, 3326056), (8, 2078785), (10, 1663028), (20, 831514), (40, 415757), (181, 91880), (362, 45940), (724, 22970), (905, 18376), (1448, 11485), (1810, 9188), (2297, 7240), (3620, 4594)]