266067860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{324473}}^1$

素因数の和:324523

約数の個数: 24

約数和(自身を含む): 572372136

約数和(自身を除く): 306304276

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 324473, 648946, 1297892, 1622365, 3244730, 6489460, 13303393, 26606786, 53213572, 66516965, 133033930, 266067860]

約数ペア:

[(1, 266067860), (2, 133033930), (4, 66516965), (5, 53213572), (10, 26606786), (20, 13303393), (41, 6489460), (82, 3244730), (164, 1622365), (205, 1297892), (410, 648946), (820, 324473)]