11287840

素因数分解:

$2^5\times 5^1\times {\mathrm{70549}}^1$

素因数の和:70564

約数の個数: 24

約数和(自身を含む): 26667900

約数和(自身を除く): 15380060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 70549, 141098, 282196, 352745, 564392, 705490, 1128784, 1410980, 2257568, 2821960, 5643920, 11287840]

約数ペア:

[(1, 11287840), (2, 5643920), (4, 2821960), (5, 2257568), (8, 1410980), (10, 1128784), (16, 705490), (20, 564392), (32, 352745), (40, 282196), (80, 141098), (160, 70549)]