2013674900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{102217}}^1$

素因数の和:102428

約数の個数: 36

約数和(自身を含む): 4391898588

約数和(自身を除く): 2378223688

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 3940, 4925, 9850, 19700, 102217, 204434, 408868, 511085, 1022170, 2044340, 2555425, 5110850, 10221700, 20136749, 40273498, 80546996, 100683745, 201367490, 402734980, 503418725, 1006837450, 2013674900]

約数ペア:

[(1, 2013674900), (2, 1006837450), (4, 503418725), (5, 402734980), (10, 201367490), (20, 100683745), (25, 80546996), (50, 40273498), (100, 20136749), (197, 10221700), (394, 5110850), (788, 2555425), (985, 2044340), (1970, 1022170), (3940, 511085), (4925, 408868), (9850, 204434), (19700, 102217)]