12867680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11489}}^1$

素因数の和:11511

約数の個数: 48

約数和(自身を含む): 34745760

約数和(自身を除く): 21878080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11489, 22978, 45956, 57445, 80423, 91912, 114890, 160846, 183824, 229780, 321692, 367648, 402115, 459560, 643384, 804230, 919120, 1286768, 1608460, 1838240, 2573536, 3216920, 6433840, 12867680]

約数ペア:

[(1, 12867680), (2, 6433840), (4, 3216920), (5, 2573536), (7, 1838240), (8, 1608460), (10, 1286768), (14, 919120), (16, 804230), (20, 643384), (28, 459560), (32, 402115), (35, 367648), (40, 321692), (56, 229780), (70, 183824), (80, 160846), (112, 114890), (140, 91912), (160, 80423), (224, 57445), (280, 45956), (560, 22978), (1120, 11489)]