190778860

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{1511}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 411505920

約数和(自身を除く): 220727060

約数列:

[1, 2, 4, 5, 10, 20, 59, 107, 118, 214, 236, 295, 428, 535, 590, 1070, 1180, 1511, 2140, 3022, 6044, 6313, 7555, 12626, 15110, 25252, 30220, 31565, 63130, 89149, 126260, 161677, 178298, 323354, 356596, 445745, 646708, 808385, 891490, 1616770, 1782980, 3233540, 9538943, 19077886, 38155772, 47694715, 95389430, 190778860]

約数ペア:

[(1, 190778860), (2, 95389430), (4, 47694715), (5, 38155772), (10, 19077886), (20, 9538943), (59, 3233540), (107, 1782980), (118, 1616770), (214, 891490), (236, 808385), (295, 646708), (428, 445745), (535, 356596), (590, 323354), (1070, 178298), (1180, 161677), (1511, 126260), (2140, 89149), (3022, 63130), (6044, 31565), (6313, 30220), (7555, 25252), (12626, 15110)]