11837840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21139}}^1$

素因数の和:21159

約数の個数: 40

約数和(自身を含む): 31456320

約数和(自身を除く): 19618480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21139, 42278, 84556, 105695, 147973, 169112, 211390, 295946, 338224, 422780, 591892, 739865, 845560, 1183784, 1479730, 1691120, 2367568, 2959460, 5918920, 11837840]

約数ペア:

[(1, 11837840), (2, 5918920), (4, 2959460), (5, 2367568), (7, 1691120), (8, 1479730), (10, 1183784), (14, 845560), (16, 739865), (20, 591892), (28, 422780), (35, 338224), (40, 295946), (56, 211390), (70, 169112), (80, 147973), (112, 105695), (140, 84556), (280, 42278), (560, 21139)]