19302930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1543}}^1$

素因数の和:1695

約数の個数: 48

約数和(自身を含む): 50581440

約数和(自身を除く): 31278510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 695, 834, 1251, 1390, 1543, 2085, 2502, 3086, 4170, 4629, 6255, 7715, 9258, 12510, 13887, 15430, 23145, 27774, 46290, 69435, 138870, 214477, 428954, 643431, 1072385, 1286862, 1930293, 2144770, 3217155, 3860586, 6434310, 9651465, 19302930]

約数ペア:

[(1, 19302930), (2, 9651465), (3, 6434310), (5, 3860586), (6, 3217155), (9, 2144770), (10, 1930293), (15, 1286862), (18, 1072385), (30, 643431), (45, 428954), (90, 214477), (139, 138870), (278, 69435), (417, 46290), (695, 27774), (834, 23145), (1251, 15430), (1390, 13887), (1543, 12510), (2085, 9258), (2502, 7715), (3086, 6255), (4170, 4629)]