531279280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{948713}}^1$

素因数の和:948733

約数の個数: 40

約数和(自身を含む): 1411686432

約数和(自身を除く): 880407152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 948713, 1897426, 3794852, 4743565, 6640991, 7589704, 9487130, 13281982, 15179408, 18974260, 26563964, 33204955, 37948520, 53127928, 66409910, 75897040, 106255856, 132819820, 265639640, 531279280]

約数ペア:

[(1, 531279280), (2, 265639640), (4, 132819820), (5, 106255856), (7, 75897040), (8, 66409910), (10, 53127928), (14, 37948520), (16, 33204955), (20, 26563964), (28, 18974260), (35, 15179408), (40, 13281982), (56, 9487130), (70, 7589704), (80, 6640991), (112, 4743565), (140, 3794852), (280, 1897426), (560, 948713)]