28129380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1237}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 79033920

約数和(自身を除く): 50904540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 379, 758, 1137, 1237, 1516, 1895, 2274, 2474, 3711, 3790, 4548, 4948, 5685, 6185, 7422, 7580, 11370, 12370, 14844, 18555, 22740, 24740, 37110, 74220, 468823, 937646, 1406469, 1875292, 2344115, 2812938, 4688230, 5625876, 7032345, 9376460, 14064690, 28129380]

約数ペア:

[(1, 28129380), (2, 14064690), (3, 9376460), (4, 7032345), (5, 5625876), (6, 4688230), (10, 2812938), (12, 2344115), (15, 1875292), (20, 1406469), (30, 937646), (60, 468823), (379, 74220), (758, 37110), (1137, 24740), (1237, 22740), (1516, 18555), (1895, 14844), (2274, 12370), (2474, 11370), (3711, 7580), (3790, 7422), (4548, 6185), (4948, 5685)]