20795790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4987}}^1$

素因数の和:5136

約数の個数: 32

約数和(自身を含む): 50279040

約数和(自身を除く): 29483250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 4987, 9974, 14961, 24935, 29922, 49870, 74805, 149610, 693193, 1386386, 2079579, 3465965, 4159158, 6931930, 10397895, 20795790]

約数ペア:

[(1, 20795790), (2, 10397895), (3, 6931930), (5, 4159158), (6, 3465965), (10, 2079579), (15, 1386386), (30, 693193), (139, 149610), (278, 74805), (417, 49870), (695, 29922), (834, 24935), (1390, 14961), (2085, 9974), (4170, 4987)]