201811540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75869}}^1$

素因数の和:75904

約数の個数: 48

約数和(自身を含む): 509846400

約数和(自身を除く): 308034860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 75869, 151738, 303476, 379345, 531083, 758690, 1062166, 1441511, 1517380, 2124332, 2655415, 2883022, 5310830, 5766044, 7207555, 10090577, 10621660, 14415110, 20181154, 28830220, 40362308, 50452885, 100905770, 201811540]

約数ペア:

[(1, 201811540), (2, 100905770), (4, 50452885), (5, 40362308), (7, 28830220), (10, 20181154), (14, 14415110), (19, 10621660), (20, 10090577), (28, 7207555), (35, 5766044), (38, 5310830), (70, 2883022), (76, 2655415), (95, 2124332), (133, 1517380), (140, 1441511), (190, 1062166), (266, 758690), (380, 531083), (532, 379345), (665, 303476), (1330, 151738), (2660, 75869)]