20246240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{18077}}^1$

素因数の和:18099

約数の個数: 48

約数和(自身を含む): 54667872

約数和(自身を除く): 34421632

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, 18077, 36154, 72308, 90385, 126539, 144616, 180770, 253078, 289232, 361540, 506156, 578464, 632695, 723080, 1012312, 1265390, 1446160, 2024624, 2530780, 2892320, 4049248, 5061560, 10123120, 20246240]

約数ペア:

[(1, 20246240), (2, 10123120), (4, 5061560), (5, 4049248), (7, 2892320), (8, 2530780), (10, 2024624), (14, 1446160), (16, 1265390), (20, 1012312), (28, 723080), (32, 632695), (35, 578464), (40, 506156), (56, 361540), (70, 289232), (80, 253078), (112, 180770), (140, 144616), (160, 126539), (224, 90385), (280, 72308), (560, 36154), (1120, 18077)]