16289560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{8311}}^1$

素因数の和:8336

約数の個数: 48

約数和(自身を含む): 42640560

約数和(自身を除く): 26351000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 8311, 16622, 33244, 41555, 58177, 66488, 83110, 116354, 166220, 232708, 290885, 332440, 407239, 465416, 581770, 814478, 1163540, 1628956, 2036195, 2327080, 3257912, 4072390, 8144780, 16289560]

約数ペア:

[(1, 16289560), (2, 8144780), (4, 4072390), (5, 3257912), (7, 2327080), (8, 2036195), (10, 1628956), (14, 1163540), (20, 814478), (28, 581770), (35, 465416), (40, 407239), (49, 332440), (56, 290885), (70, 232708), (98, 166220), (140, 116354), (196, 83110), (245, 66488), (280, 58177), (392, 41555), (490, 33244), (980, 16622), (1960, 8311)]