144680560

素因数分解:

$2^4\times 5^1\times {\mathrm{1808507}}^1$

素因数の和:1808520

約数の個数: 20

約数和(自身を含む): 336382488

約数和(自身を除く): 191701928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1808507, 3617014, 7234028, 9042535, 14468056, 18085070, 28936112, 36170140, 72340280, 144680560]

約数ペア:

[(1, 144680560), (2, 72340280), (4, 36170140), (5, 28936112), (8, 18085070), (10, 14468056), (16, 9042535), (20, 7234028), (40, 3617014), (80, 1808507)]