12729640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4133}}^1$

素因数の和:4162

約数の個数: 64

約数和(自身を含む): 35717760

約数和(自身を除く): 22988120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 4133, 8266, 16532, 20665, 28931, 33064, 41330, 45463, 57862, 82660, 90926, 115724, 144655, 165320, 181852, 227315, 231448, 289310, 318241, 363704, 454630, 578620, 636482, 909260, 1157240, 1272964, 1591205, 1818520, 2545928, 3182410, 6364820, 12729640]

約数ペア:

[(1, 12729640), (2, 6364820), (4, 3182410), (5, 2545928), (7, 1818520), (8, 1591205), (10, 1272964), (11, 1157240), (14, 909260), (20, 636482), (22, 578620), (28, 454630), (35, 363704), (40, 318241), (44, 289310), (55, 231448), (56, 227315), (70, 181852), (77, 165320), (88, 144655), (110, 115724), (140, 90926), (154, 82660), (220, 57862), (280, 45463), (308, 41330), (385, 33064), (440, 28931), (616, 20665), (770, 16532), (1540, 8266), (3080, 4133)]