557472560

素因数分解:

$2^4\times 5^1\times {\mathrm{6968407}}^1$

素因数の和:6968420

約数の個数: 20

約数和(自身を含む): 1296123888

約数和(自身を除く): 738651328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6968407, 13936814, 27873628, 34842035, 55747256, 69684070, 111494512, 139368140, 278736280, 557472560]

約数ペア:

[(1, 557472560), (2, 278736280), (4, 139368140), (5, 111494512), (8, 69684070), (10, 55747256), (16, 34842035), (20, 27873628), (40, 13936814), (80, 6968407)]