20145889240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26507749}}^1$

素因数の和:26507779

約数の個数: 32

約数和(自身を含む): 47713950000

約数和(自身を除く): 27568060760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26507749, 53015498, 106030996, 132538745, 212061992, 265077490, 503647231, 530154980, 1007294462, 1060309960, 2014588924, 2518236155, 4029177848, 5036472310, 10072944620, 20145889240]

約数ペア:

[(1, 20145889240), (2, 10072944620), (4, 5036472310), (5, 4029177848), (8, 2518236155), (10, 2014588924), (19, 1060309960), (20, 1007294462), (38, 530154980), (40, 503647231), (76, 265077490), (95, 212061992), (152, 132538745), (190, 106030996), (380, 53015498), (760, 26507749)]