2019912860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{75539}}^1$

素因数の和:75746

約数の個数: 48

約数和(自身を含む): 4873236480

約数和(自身を除く): 2853323620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 13370, 26740, 75539, 151078, 302156, 377695, 528773, 755390, 1057546, 1510780, 2115092, 2643865, 5287730, 10575460, 14427949, 28855898, 57711796, 72139745, 100995643, 144279490, 201991286, 288558980, 403982572, 504978215, 1009956430, 2019912860]

約数ペア:

[(1, 2019912860), (2, 1009956430), (4, 504978215), (5, 403982572), (7, 288558980), (10, 201991286), (14, 144279490), (20, 100995643), (28, 72139745), (35, 57711796), (70, 28855898), (140, 14427949), (191, 10575460), (382, 5287730), (764, 2643865), (955, 2115092), (1337, 1510780), (1910, 1057546), (2674, 755390), (3820, 528773), (5348, 377695), (6685, 302156), (13370, 151078), (26740, 75539)]