28213280

素因数分解:

$2^5\times 5^1\times {\mathrm{176333}}^1$

素因数の和:176348

約数の個数: 24

約数和(自身を含む): 66654252

約数和(自身を除く): 38440972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 176333, 352666, 705332, 881665, 1410664, 1763330, 2821328, 3526660, 5642656, 7053320, 14106640, 28213280]

約数ペア:

[(1, 28213280), (2, 14106640), (4, 7053320), (5, 5642656), (8, 3526660), (10, 2821328), (16, 1763330), (20, 1410664), (32, 881665), (40, 705332), (80, 352666), (160, 176333)]