28215800

素因数分解:

$2^3\times 5^2\times {\mathrm{141079}}^1$

素因数の和:141095

約数の個数: 24

約数和(自身を含む): 65602200

約数和(自身を除く): 37386400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 141079, 282158, 564316, 705395, 1128632, 1410790, 2821580, 3526975, 5643160, 7053950, 14107900, 28215800]

約数ペア:

[(1, 28215800), (2, 14107900), (4, 7053950), (5, 5643160), (8, 3526975), (10, 2821580), (20, 1410790), (25, 1128632), (40, 705395), (50, 564316), (100, 282158), (200, 141079)]