28269080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14423}}^1$

素因数の和:14448

約数の個数: 48

約数和(自身を含む): 73995120

約数和(自身を除く): 45726040

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, 14423, 28846, 57692, 72115, 100961, 115384, 144230, 201922, 288460, 403844, 504805, 576920, 706727, 807688, 1009610, 1413454, 2019220, 2826908, 3533635, 4038440, 5653816, 7067270, 14134540, 28269080]

約数ペア:

[(1, 28269080), (2, 14134540), (4, 7067270), (5, 5653816), (7, 4038440), (8, 3533635), (10, 2826908), (14, 2019220), (20, 1413454), (28, 1009610), (35, 807688), (40, 706727), (49, 576920), (56, 504805), (70, 403844), (98, 288460), (140, 201922), (196, 144230), (245, 115384), (280, 100961), (392, 72115), (490, 57692), (980, 28846), (1960, 14423)]