4542440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{16223}}^1$

素因数の和:16241

約数の個数: 32

約数和(自身を含む): 11681280

約数和(自身を除く): 7138840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 16223, 32446, 64892, 81115, 113561, 129784, 162230, 227122, 324460, 454244, 567805, 648920, 908488, 1135610, 2271220, 4542440]

約数ペア:

[(1, 4542440), (2, 2271220), (4, 1135610), (5, 908488), (7, 648920), (8, 567805), (10, 454244), (14, 324460), (20, 227122), (28, 162230), (35, 129784), (40, 113561), (56, 81115), (70, 64892), (140, 32446), (280, 16223)]