201845840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{360439}}^1$

素因数の和:360459

約数の個数: 40

約数和(自身を含む): 536334720

約数和(自身を除く): 334488880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 360439, 720878, 1441756, 1802195, 2523073, 2883512, 3604390, 5046146, 5767024, 7208780, 10092292, 12615365, 14417560, 20184584, 25230730, 28835120, 40369168, 50461460, 100922920, 201845840]

約数ペア:

[(1, 201845840), (2, 100922920), (4, 50461460), (5, 40369168), (7, 28835120), (8, 25230730), (10, 20184584), (14, 14417560), (16, 12615365), (20, 10092292), (28, 7208780), (35, 5767024), (40, 5046146), (56, 3604390), (70, 2883512), (80, 2523073), (112, 1802195), (140, 1441756), (280, 720878), (560, 360439)]