858971540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{12809}}^1$

素因数の和:13304

約数の個数: 48

約数和(自身を含む): 2065996800

約数和(自身を除く): 1207025260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 958, 1916, 2395, 3353, 4790, 6706, 9580, 12809, 13412, 16765, 25618, 33530, 51236, 64045, 67060, 89663, 128090, 179326, 256180, 358652, 448315, 896630, 1793260, 6135511, 12271022, 24542044, 30677555, 42948577, 61355110, 85897154, 122710220, 171794308, 214742885, 429485770, 858971540]

約数ペア:

[(1, 858971540), (2, 429485770), (4, 214742885), (5, 171794308), (7, 122710220), (10, 85897154), (14, 61355110), (20, 42948577), (28, 30677555), (35, 24542044), (70, 12271022), (140, 6135511), (479, 1793260), (958, 896630), (1916, 448315), (2395, 358652), (3353, 256180), (4790, 179326), (6706, 128090), (9580, 89663), (12809, 67060), (13412, 64045), (16765, 51236), (25618, 33530)]