61940780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281549}}^1$

素因数の和:281569

約数の個数: 24

約数和(自身を含む): 141901200

約数和(自身を除く): 79960420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281549, 563098, 1126196, 1407745, 2815490, 3097039, 5630980, 6194078, 12388156, 15485195, 30970390, 61940780]

約数ペア:

[(1, 61940780), (2, 30970390), (4, 15485195), (5, 12388156), (10, 6194078), (11, 5630980), (20, 3097039), (22, 2815490), (44, 1407745), (55, 1126196), (110, 563098), (220, 281549)]