208099760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{236477}}^1$

素因数の和:236501

約数の個数: 40

約数和(自身を含む): 527818896

約数和(自身を除く): 319719136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 236477, 472954, 945908, 1182385, 1891816, 2364770, 2601247, 3783632, 4729540, 5202494, 9459080, 10404988, 13006235, 18918160, 20809976, 26012470, 41619952, 52024940, 104049880, 208099760]

約数ペア:

[(1, 208099760), (2, 104049880), (4, 52024940), (5, 41619952), (8, 26012470), (10, 20809976), (11, 18918160), (16, 13006235), (20, 10404988), (22, 9459080), (40, 5202494), (44, 4729540), (55, 3783632), (80, 2601247), (88, 2364770), (110, 1891816), (176, 1182385), (220, 945908), (440, 472954), (880, 236477)]