144180280

素因数分解:

$2^3\times 5^1\times {\mathrm{3604507}}^1$

素因数の和:3604518

約数の個数: 16

約数和(自身を含む): 324405720

約数和(自身を除く): 180225440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3604507, 7209014, 14418028, 18022535, 28836056, 36045070, 72090140, 144180280]

約数ペア:

[(1, 144180280), (2, 72090140), (4, 36045070), (5, 28836056), (8, 18022535), (10, 14418028), (20, 7209014), (40, 3604507)]