22518440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11489}}^1$

素因数の和:11514

約数の個数: 48

約数和(自身を含む): 58943700

約数和(自身を除く): 36425260

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, 11489, 22978, 45956, 57445, 80423, 91912, 114890, 160846, 229780, 321692, 402115, 459560, 562961, 643384, 804230, 1125922, 1608460, 2251844, 2814805, 3216920, 4503688, 5629610, 11259220, 22518440]

約数ペア:

[(1, 22518440), (2, 11259220), (4, 5629610), (5, 4503688), (7, 3216920), (8, 2814805), (10, 2251844), (14, 1608460), (20, 1125922), (28, 804230), (35, 643384), (40, 562961), (49, 459560), (56, 402115), (70, 321692), (98, 229780), (140, 160846), (196, 114890), (245, 91912), (280, 80423), (392, 57445), (490, 45956), (980, 22978), (1960, 11489)]