54278240

素因数分解:

$2^5\times 5^1\times {\mathrm{339239}}^1$

素因数の和:339254

約数の個数: 24

約数和(自身を含む): 128232720

約数和(自身を除く): 73954480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 339239, 678478, 1356956, 1696195, 2713912, 3392390, 5427824, 6784780, 10855648, 13569560, 27139120, 54278240]

約数ペア:

[(1, 54278240), (2, 27139120), (4, 13569560), (5, 10855648), (8, 6784780), (10, 5427824), (16, 3392390), (20, 2713912), (32, 1696195), (40, 1356956), (80, 678478), (160, 339239)]