2271220

素因数分解:

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

素因数の和:16239

約数の個数: 24

約数和(自身を含む): 5451264

約数和(自身を除く): 3180044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 16223, 32446, 64892, 81115, 113561, 162230, 227122, 324460, 454244, 567805, 1135610, 2271220]

約数ペア:

[(1, 2271220), (2, 1135610), (4, 567805), (5, 454244), (7, 324460), (10, 227122), (14, 162230), (20, 113561), (28, 81115), (35, 64892), (70, 32446), (140, 16223)]