2021830160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{515773}}^1$

素因数の和:515800

約数の個数: 60

約数和(自身を含む): 5468235948

約数和(自身を除く): 3446405788

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 515773, 1031546, 2063092, 2578865, 3610411, 4126184, 5157730, 7220822, 8252368, 10315460, 14441644, 18052055, 20630920, 25272877, 28883288, 36104110, 41261840, 50545754, 57766576, 72208220, 101091508, 126364385, 144416440, 202183016, 252728770, 288832880, 404366032, 505457540, 1010915080, 2021830160]

約数ペア:

[(1, 2021830160), (2, 1010915080), (4, 505457540), (5, 404366032), (7, 288832880), (8, 252728770), (10, 202183016), (14, 144416440), (16, 126364385), (20, 101091508), (28, 72208220), (35, 57766576), (40, 50545754), (49, 41261840), (56, 36104110), (70, 28883288), (80, 25272877), (98, 20630920), (112, 18052055), (140, 14441644), (196, 10315460), (245, 8252368), (280, 7220822), (392, 5157730), (490, 4126184), (560, 3610411), (784, 2578865), (980, 2063092), (1960, 1031546), (3920, 515773)]