338424770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{3967}}^1$

素因数の和:4442

約数の個数: 32

約数和(自身を含む): 642816000

約数和(自身を除く): 304391230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 449, 898, 2245, 3967, 4490, 7934, 8531, 17062, 19835, 39670, 42655, 75373, 85310, 150746, 376865, 753730, 1781183, 3562366, 8905915, 17811830, 33842477, 67684954, 169212385, 338424770]

約数ペア:

[(1, 338424770), (2, 169212385), (5, 67684954), (10, 33842477), (19, 17811830), (38, 8905915), (95, 3562366), (190, 1781183), (449, 753730), (898, 376865), (2245, 150746), (3967, 85310), (4490, 75373), (7934, 42655), (8531, 39670), (17062, 19835)]