7975660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5179}}^1$

素因数の和:5206

約数の個数: 48

約数和(自身を含む): 20885760

約数和(自身を除く): 12910100

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 5179, 10358, 20716, 25895, 36253, 51790, 56969, 72506, 103580, 113938, 145012, 181265, 227876, 284845, 362530, 398783, 569690, 725060, 797566, 1139380, 1595132, 1993915, 3987830, 7975660]

約数ペア:

[(1, 7975660), (2, 3987830), (4, 1993915), (5, 1595132), (7, 1139380), (10, 797566), (11, 725060), (14, 569690), (20, 398783), (22, 362530), (28, 284845), (35, 227876), (44, 181265), (55, 145012), (70, 113938), (77, 103580), (110, 72506), (140, 56969), (154, 51790), (220, 36253), (308, 25895), (385, 20716), (770, 10358), (1540, 5179)]