1004047780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2642231}}^1$

素因数の和:2642259

約数の個数: 24

約数和(自身を含む): 2219474880

約数和(自身を除く): 1215427100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2642231, 5284462, 10568924, 13211155, 26422310, 50202389, 52844620, 100404778, 200809556, 251011945, 502023890, 1004047780]

約数ペア:

[(1, 1004047780), (2, 502023890), (4, 251011945), (5, 200809556), (10, 100404778), (19, 52844620), (20, 50202389), (38, 26422310), (76, 13211155), (95, 10568924), (190, 5284462), (380, 2642231)]