40059680

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2297}}^1$

素因数の和:2421

約数の個数: 48

約数和(自身を含む): 95550840

約数和(自身を除く): 55491160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 2297, 3488, 4360, 4594, 8720, 9188, 11485, 17440, 18376, 22970, 36752, 45940, 73504, 91880, 183760, 250373, 367520, 500746, 1001492, 1251865, 2002984, 2503730, 4005968, 5007460, 8011936, 10014920, 20029840, 40059680]

約数ペア:

[(1, 40059680), (2, 20029840), (4, 10014920), (5, 8011936), (8, 5007460), (10, 4005968), (16, 2503730), (20, 2002984), (32, 1251865), (40, 1001492), (80, 500746), (109, 367520), (160, 250373), (218, 183760), (436, 91880), (545, 73504), (872, 45940), (1090, 36752), (1744, 22970), (2180, 18376), (2297, 17440), (3488, 11485), (4360, 9188), (4594, 8720)]