74960920

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{13679}}^1$

素因数の和:13827

約数の個数: 32

約数和(自身を含む): 169905600

約数和(自身を除く): 94944680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 13679, 27358, 54716, 68395, 109432, 136790, 273580, 547160, 1874023, 3748046, 7496092, 9370115, 14992184, 18740230, 37480460, 74960920]

約数ペア:

[(1, 74960920), (2, 37480460), (4, 18740230), (5, 14992184), (8, 9370115), (10, 7496092), (20, 3748046), (40, 1874023), (137, 547160), (274, 273580), (548, 136790), (685, 109432), (1096, 68395), (1370, 54716), (2740, 27358), (5480, 13679)]