12271840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{10957}}^1$

素因数の和:10979

約数の個数: 48

約数和(自身を含む): 33136992

約数和(自身を除く): 20865152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 10957, 21914, 43828, 54785, 76699, 87656, 109570, 153398, 175312, 219140, 306796, 350624, 383495, 438280, 613592, 766990, 876560, 1227184, 1533980, 1753120, 2454368, 3067960, 6135920, 12271840]

約数ペア:

[(1, 12271840), (2, 6135920), (4, 3067960), (5, 2454368), (7, 1753120), (8, 1533980), (10, 1227184), (14, 876560), (16, 766990), (20, 613592), (28, 438280), (32, 383495), (35, 350624), (40, 306796), (56, 219140), (70, 175312), (80, 153398), (112, 109570), (140, 87656), (160, 76699), (224, 54785), (280, 43828), (560, 21914), (1120, 10957)]