1721000310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{28871}}^1$

素因数の和:30868

約数の個数: 32

約数和(自身を含む): 4132622592

約数和(自身を除く): 2411622282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1987, 3974, 5961, 9935, 11922, 19870, 28871, 29805, 57742, 59610, 86613, 144355, 173226, 288710, 433065, 866130, 57366677, 114733354, 172100031, 286833385, 344200062, 573666770, 860500155, 1721000310]

約数ペア:

[(1, 1721000310), (2, 860500155), (3, 573666770), (5, 344200062), (6, 286833385), (10, 172100031), (15, 114733354), (30, 57366677), (1987, 866130), (3974, 433065), (5961, 288710), (9935, 173226), (11922, 144355), (19870, 86613), (28871, 59610), (29805, 57742)]