28830120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21841}}^1$

素因数の和:21866

約数の個数: 64

約数和(自身を含む): 94357440

約数和(自身を除く): 65527320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 21841, 43682, 65523, 87364, 109205, 131046, 174728, 218410, 240251, 262092, 327615, 436820, 480502, 524184, 655230, 720753, 873640, 961004, 1201255, 1310460, 1441506, 1922008, 2402510, 2620920, 2883012, 3603765, 4805020, 5766024, 7207530, 9610040, 14415060, 28830120]

約数ペア:

[(1, 28830120), (2, 14415060), (3, 9610040), (4, 7207530), (5, 5766024), (6, 4805020), (8, 3603765), (10, 2883012), (11, 2620920), (12, 2402510), (15, 1922008), (20, 1441506), (22, 1310460), (24, 1201255), (30, 961004), (33, 873640), (40, 720753), (44, 655230), (55, 524184), (60, 480502), (66, 436820), (88, 327615), (110, 262092), (120, 240251), (132, 218410), (165, 174728), (220, 131046), (264, 109205), (330, 87364), (440, 65523), (660, 43682), (1320, 21841)]