20190460

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7949}}^1$

素因数の和:8085

約数の個数: 24

約数和(自身を含む): 42739200

約数和(自身を除く): 22548740

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 7949, 15898, 31796, 39745, 79490, 158980, 1009523, 2019046, 4038092, 5047615, 10095230, 20190460]

約数ペア:

[(1, 20190460), (2, 10095230), (4, 5047615), (5, 4038092), (10, 2019046), (20, 1009523), (127, 158980), (254, 79490), (508, 39745), (635, 31796), (1270, 15898), (2540, 7949)]