210858980

素因数分解:

$2^2\times 5^1\times {\mathrm{1867}}^1\times {\mathrm{5647}}^1$

素因数の和:7523

約数の個数: 24

約数和(自身を含む): 443119488

約数和(自身を除く): 232260508

約数列:

[1, 2, 4, 5, 10, 20, 1867, 3734, 5647, 7468, 9335, 11294, 18670, 22588, 28235, 37340, 56470, 112940, 10542949, 21085898, 42171796, 52714745, 105429490, 210858980]

約数ペア:

[(1, 210858980), (2, 105429490), (4, 52714745), (5, 42171796), (10, 21085898), (20, 10542949), (1867, 112940), (3734, 56470), (5647, 37340), (7468, 28235), (9335, 22588), (11294, 18670)]