20782103340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{761}}^1\times {\mathrm{455149}}^1$

素因数の和:455922

約数の個数: 48

約数和(自身を含む): 58266482400

約数和(自身を除く): 37484379060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 761, 1522, 2283, 3044, 3805, 4566, 7610, 9132, 11415, 15220, 22830, 45660, 455149, 910298, 1365447, 1820596, 2275745, 2730894, 4551490, 5461788, 6827235, 9102980, 13654470, 27308940, 346368389, 692736778, 1039105167, 1385473556, 1731841945, 2078210334, 3463683890, 4156420668, 5195525835, 6927367780, 10391051670, 20782103340]

約数ペア:

[(1, 20782103340), (2, 10391051670), (3, 6927367780), (4, 5195525835), (5, 4156420668), (6, 3463683890), (10, 2078210334), (12, 1731841945), (15, 1385473556), (20, 1039105167), (30, 692736778), (60, 346368389), (761, 27308940), (1522, 13654470), (2283, 9102980), (3044, 6827235), (3805, 5461788), (4566, 4551490), (7610, 2730894), (9132, 2275745), (11415, 1820596), (15220, 1365447), (22830, 910298), (45660, 455149)]