38897440

素因数分解:

$2^5\times 5^1\times {\mathrm{243109}}^1$

素因数の和:243124

約数の個数: 24

約数和(自身を含む): 91895580

約数和(自身を除く): 52998140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 243109, 486218, 972436, 1215545, 1944872, 2431090, 3889744, 4862180, 7779488, 9724360, 19448720, 38897440]

約数ペア:

[(1, 38897440), (2, 19448720), (4, 9724360), (5, 7779488), (8, 4862180), (10, 3889744), (16, 2431090), (20, 1944872), (32, 1215545), (40, 972436), (80, 486218), (160, 243109)]