28225180

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{6217}}^1$

素因数の和:6453

約数の個数: 24

約数和(自身を含む): 59543568

約数和(自身を除く): 31318388

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 6217, 12434, 24868, 31085, 62170, 124340, 1411259, 2822518, 5645036, 7056295, 14112590, 28225180]

約数ペア:

[(1, 28225180), (2, 14112590), (4, 7056295), (5, 5645036), (10, 2822518), (20, 1411259), (227, 124340), (454, 62170), (908, 31085), (1135, 24868), (2270, 12434), (4540, 6217)]