28784220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{593}}^1\times {\mathrm{809}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 80831520

約数和(自身を除く): 52047300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 593, 809, 1186, 1618, 1779, 2372, 2427, 2965, 3236, 3558, 4045, 4854, 5930, 7116, 8090, 8895, 9708, 11860, 12135, 16180, 17790, 24270, 35580, 48540, 479737, 959474, 1439211, 1918948, 2398685, 2878422, 4797370, 5756844, 7196055, 9594740, 14392110, 28784220]

約数ペア:

[(1, 28784220), (2, 14392110), (3, 9594740), (4, 7196055), (5, 5756844), (6, 4797370), (10, 2878422), (12, 2398685), (15, 1918948), (20, 1439211), (30, 959474), (60, 479737), (593, 48540), (809, 35580), (1186, 24270), (1618, 17790), (1779, 16180), (2372, 12135), (2427, 11860), (2965, 9708), (3236, 8895), (3558, 8090), (4045, 7116), (4854, 5930)]