19588960

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:847

約数の個数: 48

約数和(自身を含む): 46593792

約数和(自身を除く): 27004832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 641, 764, 955, 1282, 1528, 1910, 2564, 3056, 3205, 3820, 5128, 6112, 6410, 7640, 10256, 12820, 15280, 20512, 25640, 30560, 51280, 102560, 122431, 244862, 489724, 612155, 979448, 1224310, 1958896, 2448620, 3917792, 4897240, 9794480, 19588960]

約数ペア:

[(1, 19588960), (2, 9794480), (4, 4897240), (5, 3917792), (8, 2448620), (10, 1958896), (16, 1224310), (20, 979448), (32, 612155), (40, 489724), (80, 244862), (160, 122431), (191, 102560), (382, 51280), (641, 30560), (764, 25640), (955, 20512), (1282, 15280), (1528, 12820), (1910, 10256), (2564, 7640), (3056, 6410), (3205, 6112), (3820, 5128)]