10490000

素因数分解:

$2^4\times 5^4\times {\mathrm{1049}}^1$

素因数の和:1077

約数の個数: 50

約数和(自身を含む): 25421550

約数和(自身を除く): 14931550

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1049, 1250, 2000, 2098, 2500, 4196, 5000, 5245, 8392, 10000, 10490, 16784, 20980, 26225, 41960, 52450, 83920, 104900, 131125, 209800, 262250, 419600, 524500, 655625, 1049000, 1311250, 2098000, 2622500, 5245000, 10490000]

約数ペア:

[(1, 10490000), (2, 5245000), (4, 2622500), (5, 2098000), (8, 1311250), (10, 1049000), (16, 655625), (20, 524500), (25, 419600), (40, 262250), (50, 209800), (80, 131125), (100, 104900), (125, 83920), (200, 52450), (250, 41960), (400, 26225), (500, 20980), (625, 16784), (1000, 10490), (1049, 10000), (1250, 8392), (2000, 5245), (2098, 5000), (2500, 4196)]