24959920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16421}}^1$

素因数の和:16453

約数の個数: 40

約数和(自身を含む): 61089840

約数和(自身を除く): 36129920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 16421, 32842, 65684, 82105, 131368, 164210, 262736, 311999, 328420, 623998, 656840, 1247996, 1313680, 1559995, 2495992, 3119990, 4991984, 6239980, 12479960, 24959920]

約数ペア:

[(1, 24959920), (2, 12479960), (4, 6239980), (5, 4991984), (8, 3119990), (10, 2495992), (16, 1559995), (19, 1313680), (20, 1247996), (38, 656840), (40, 623998), (76, 328420), (80, 311999), (95, 262736), (152, 164210), (190, 131368), (304, 82105), (380, 65684), (760, 32842), (1520, 16421)]