27970040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 72437760

約数和(自身を除く): 44467720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 523, 764, 955, 1046, 1337, 1528, 1910, 2092, 2615, 2674, 3661, 3820, 4184, 5230, 5348, 6685, 7322, 7640, 10460, 10696, 13370, 14644, 18305, 20920, 26740, 29288, 36610, 53480, 73220, 99893, 146440, 199786, 399572, 499465, 699251, 799144, 998930, 1398502, 1997860, 2797004, 3496255, 3995720, 5594008, 6992510, 13985020, 27970040]

約数ペア:

[(1, 27970040), (2, 13985020), (4, 6992510), (5, 5594008), (7, 3995720), (8, 3496255), (10, 2797004), (14, 1997860), (20, 1398502), (28, 998930), (35, 799144), (40, 699251), (56, 499465), (70, 399572), (140, 199786), (191, 146440), (280, 99893), (382, 73220), (523, 53480), (764, 36610), (955, 29288), (1046, 26740), (1337, 20920), (1528, 18305), (1910, 14644), (2092, 13370), (2615, 10696), (2674, 10460), (3661, 7640), (3820, 7322), (4184, 6685), (5230, 5348)]