16897840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11117}}^1$

素因数の和:11149

約数の個数: 40

約数和(自身を含む): 41358960

約数和(自身を除く): 24461120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 11117, 22234, 44468, 55585, 88936, 111170, 177872, 211223, 222340, 422446, 444680, 844892, 889360, 1056115, 1689784, 2112230, 3379568, 4224460, 8448920, 16897840]

約数ペア:

[(1, 16897840), (2, 8448920), (4, 4224460), (5, 3379568), (8, 2112230), (10, 1689784), (16, 1056115), (19, 889360), (20, 844892), (38, 444680), (40, 422446), (76, 222340), (80, 211223), (95, 177872), (152, 111170), (190, 88936), (304, 55585), (380, 44468), (760, 22234), (1520, 11117)]